Industrial and trades terminology · MLC-0113

Industrial and trades terms: E (216)

• E10A blend of gasoline containing up to 10% ethanol by volume. This fuel is widely available and compatible with...
• E100A fuel designation for pure ethanol, containing no gasoline blend. In Brazil, hydrous ethanol of about 95...
• E15A blend of gasoline containing up to 15% ethanol by volume. This fuel is approved for use in most vehicles...
• E5A blend of gasoline containing up to 5% ethanol by volume. This fuel is common in regions where higher...
• E85A blend of fuel containing 85% ethanol and 15% gasoline, designed for use in flexible-fuel vehicles (FFVs)...
• EACA cost-forecasting value, the Estimate At Completion, used in project management to predict the total final...
• EarOne of the two outer side panels, or flaps, of a diaper, which carry the fasteners that are drawn around the...
• Ear tagA small, numbered or coded tag attached to the ear of livestock for identification purposes. These tags allow...
• EaringThe formation of wavy or irregular edges on a deep-drawn cup or shell, resulting from anisotropic properties...
• EarletA small earring, formed from ear and the diminutive suffix, a rare jewelry term. The word is also used in...
• Early bloomerA plant variety that flowers earlier in the growing season compared to other varieties of the same species...
• Early effectThe phenomenon in bipolar junction transistors where the effective width of the base region changes with...
• EarmarkA permanent form of livestock identification created by cutting a specific pattern of notches or holes into...
• Earth upTo draw soil around the base of a plant, forming a mound or ridge. This practice supports the plant stem...
• EarthenwareA type of porous, non-vitreous pottery that has been fired at a relatively low temperature, below 1,200...
• EarthmovingThe process of excavating, transporting, placing, and compacting large quantities of soil, rock, or other...
• EaseThe additional dimension included in a garment's pattern beyond the wearer's exact body measurements to allow...
• EavesdroppingThe unauthorized interception of private communications, such as telephone calls, email, or other data...
• ECAn abbreviation for Electronically Commutated, describing a motor control method that uses digital switching...
• ECCEngineered Cementitious Composite, a class of high-performance fiber-reinforced cement-based materials...
• ECLEmitter-coupled logic is a high-speed bipolar transistor logic family that avoids saturation of its...
• ECMAn electronic control module is an embedded system that controls one or more electrical systems or subsystems...
• ECOEngineering Change Order: A formal document used to propose, define, and approve changes to a product's...
• EconometerAn instrument or display on a vehicle's dashboard that provides real-time feedback on fuel consumption. It...
• ECSSAn initiative, the European Cooperation for Space Standardization, that develops and maintains a coherent set...
• ECUA central electronic unit that controls and monitors numerous functions within an automotive engine. It...
• EDDAn Electronic Device Description, a file containing a formal description of the parameters and functions of a...
• EDFAAn optical amplifier, known as an Erbium-Doped Fiber Amplifier, that amplifies a weak optical signal directly...
• EDGEEnhanced Data rates for GSM Evolution, a digital mobile phone technology that allows for improved data...
• Edge bandingThe process of applying a thin strip of material, such as PVC, wood veneer, or melamine, to the exposed edges...
• Edge railAn early form of railway track where the wheels of the rolling stock ran on the top edge of a raised rail...
• Edge ventingA system designed to allow air circulation and moisture escape from the perimeter of a roof assembly...
• EdgebandingA thin strip of material, such as PVC, ABS, wood veneer, or melamine, applied to the exposed edges of sheet...
• Edge-triggeredDescribing a digital circuit or device that responds to a change in the input signal's voltage level...
• EdgewarePottery whose rims are decorated, most notably English creamware and pearlware plates and dishes of the late...
• Edible beanA leguminous crop cultivated for its dry seeds, which are consumed by humans or livestock. These beans are...
• EditioningThe stage in printmaking at which an artist or printer pulls a planned, limited number of identical...
• EDRA device installed in some automobiles to record technical vehicle information for a brief period before...
• EdselA brand of automobile produced by the Ford Motor Company for the 1958, 1959, and 1960 model years. It was...
• EEPROMElectrically Erasable Programmable Read-Only Memory, a type of non-volatile memory that retains data when...
• EFExpedited Forwarding, a per-hop behavior (PHB) defined in Differentiated Services (DiffServ) for IP networks...
• EFFA measure of the performance of a motor, pump, or other energy-consuming device, expressed as a percentage of...
• EfflorescenceA crystalline deposit of salts that appears on the surface of masonry, concrete, or stucco, forming a white...
• EFIA fuel delivery system that sprays fuel into the engine's intake manifold or directly into the combustion...
• eFuseA programmable, non-volatile memory element integrated directly into a semiconductor chip, designed to...
• EGPRSEnhanced General Packet Radio Service, also known as EDGE (Enhanced Data rates for GSM Evolution), a mobile...
• EGRA nitrogen oxide (NOx) emissions reduction technique used in most gasoline and diesel engines. It works by...
• Egyptian cottonA premium variety of cotton known for its extra-long staple fibers, which produce exceptionally fine, strong...
• EIDEAn interface standard for connecting storage devices like hard drives and optical drives to a computer's...
• EigenrayA specific sound or electromagnetic ray path that connects a designated source point to a designated receiver...
• EightA type of rowing shell designed for eight rowers, each using one oar, plus a coxswain who steers and...
• EikonometerAn optical instrument used to measure the magnification of an optical system or the size of an image. It...
• EinkanterA ventifact, which is a rock that has been sculpted and abraded by wind-driven sand. An einkanter is...
• EjectableDescribing an aircraft component or system designed to be forcibly separated from the main airframe, often in...
• EjectorA device that uses a high-velocity fluid jet to entrain and pump another fluid or gas from a low-pressure...
• EkeA shallow, rim-like wooden frame placed on top of a beehive body or super, directly under the hive cover. Its...
• Electric currentThe flow of electric charge, typically carried by electrons in a conductor or ions in an electrolyte. It is...
• Electric fieldA region around an electrically charged particle or object where a force would be exerted on other charged...
• Electric fluxA measure of the electric field passing through a given surface. It quantifies the number of electric field...
• Electric locomotiveA railway locomotive that draws its power from an external source, such as overhead lines or a third rail...
• Electric mainA principal cable or overhead line of an electricity distribution network, running along a street or through...
• Electric multiple unitA self-propelled passenger train consisting of multiple cars, where each car or a subset of cars has its own...
• Electric potentialThe quantity of potential energy per unit of electric charge at a specific location within an electric field...
• Electric power transmissionThe bulk movement of electrical energy from generating stations to electrical substations located near demand...
• Electrical busA metallic strip or bar, typically made of copper or aluminum, that conducts electricity within a...
• Electrical faultAn abnormal condition in an electrical circuit where current flows along an unintended path or exceeds its...
• ElectrochemicalRelating to chemical reactions that involve the transfer of electrons, either producing an electric current...
• Electrochemical equivalentThe mass of a substance deposited or liberated at an electrode by the passage of one coulomb of electricity...
• Electrochemical seriesA list of chemical elements or species arranged in order of their standard electrode potentials, indicating...
• ElectrofinishTo smooth and brighten a metal surface by electropolishing, in which the workpiece is made the anode in an...
• ElectrofinishingA process that uses an electrochemical reaction to remove material from a metal workpiece, resulting in a...
• ElectrogyroA mechanical energy storage device that uses a large, heavy flywheel to store rotational energy. An electric...
• Electrolytic capacitorA type of capacitor that uses an electrolyte as one of its plates to achieve a larger capacitance per unit...
• Electromechanical computerA type of early computing device that uses a combination of electrical and mechanical components, such as...
• Electron multiplierA vacuum tube device that amplifies a weak electron current into a much larger one through a cascade of...
• Electron tubeA vacuum tube that controls electric current flow through a vacuum or gas between electrodes. These devices...
• Electronic stability controlA computerized vehicle technology that enhances stability by detecting and mitigating loss of traction. It...
• ElectrophoresisThe migration and separation of charged molecules or colloidal particles through a fluid or gel medium under...
• ElectrostaticDescribing phenomena related to stationary electric charges and the forces they exert, as opposed to...
• Electrostatic forceThe attractive or repulsive force between electrically charged particles or objects. This force is described...
• ElectrotypeA duplicate printing plate made by electroplating a thin layer of metal, typically copper or nickel, onto a...
• Elephant raceA driving maneuver where two heavy goods vehicles travel side-by-side for an extended period, particularly on...
• Elevated railwayA railway line constructed on a raised structure, such as a viaduct or embankment, above ground level. This...
• ElevatorA primary flight control surface hinged to the rear of the horizontal stabilizer, used to control pitch...
• ElevonA control surface that combines the functions of both an elevator and an aileron, found on aircraft with a...
• ELFAn abbreviation for Extremely Low Frequency, the band of radio frequencies from 3 to 30 hertz as designated...
• ELFEXTA measure of interference between adjacent wire pairs in a twisted-pair cable, calculated as the ratio of...
• Elliptic springA type of leaf spring consisting of two semi-elliptic springs connected at their ends, forming an elliptical...
• ELSSThe Extravehicular Life Support System, the chest-mounted pack worn by NASA astronauts on several US...
• EMAn abbreviation for electromagnetic, referring to the combined phenomena of electric and magnetic fields and...
• EMCElectromagnetic compatibility, the ability of electronic equipment to function satisfactorily in its...
• EmeraldA historical type size in typography, referring to a specific dimension of type. This size is larger than...
• EmerizeTo finish a fabric by abrading its surface with a series of rollers covered in emery paper or another...
• EmiratesAn airline based in Dubai, United Arab Emirates, recognized as one of the largest and most prominent...
• EmitterThe region of a bipolar junction transistor (BJT) that is heavily doped to supply charge carriers, either...
• Emitter-coupled logicA high-speed bipolar transistor logic family that avoids saturation of its transistors, thereby reducing...
• eMMCA type of flash memory storage that combines the flash memory and its controller in one package soldered...
• EMUAn Engine Management Unit is an electronic control unit that governs an internal combustion engine's...
• EndmillA type of milling cutter with cutting teeth on both its end face and its periphery, designed for machining...
• End-nodeA device or system located at the periphery of a network that originates or terminates data communication...
• EndogangueGangue located inside the grains of the valuable mineral, as with the impurities locked within phosphatic...
• EndorsementAn entry added to a maintenance licence or certificate that records an extra qualification, most commonly an...
• Engaged toneAn audible signal heard by a caller indicating that the dialed telephone line is currently in use or...
• Engine bayThe compartment in a vehicle that houses the internal combustion engine and its associated components. This...
• Engine brakingThe retarding force created within an internal combustion engine when the throttle is closed, causing the...
• Engine cleanerA railway employee, typically a junior in the entry grade of the locomotive department, who cleans...
• Engine houseA building that houses fire apparatus, such as fire engines and ladder trucks, along with associated...
• Engine roomThe compartment within a locomotive or powered railway vehicle that houses the prime mover, such as a diesel...
• Engine shedA building at a railway depot or station used for housing, servicing, and light maintenance of locomotives...
• EngineerA person who applies scientific and mathematical principles to design, develop, evaluate, and maintain...
• Engineering sampleA preliminary version of a new electronic component or integrated circuit, distributed to developers and...
• Engineer's chainA historical measuring device consisting of 100 links, each one foot long, totaling 100 feet in length. Each...
• EnglishA historical type size in typography, referring to a specific dimension of type. This size is larger than...
• English bondA brickwork pattern characterized by alternating courses of headers and stretchers. In a header course, the...
• EngravingThe process of incising a design into a hard, flat surface, typically metal, to create a printing plate. Ink...
• EnrichenerA device in a carburetor that temporarily provides a richer air-fuel mixture to aid in starting a cold...
• EnricherA starting aid on a carburetor, common on motorcycles and older engines, that supplies a richer fuel-air...
• EnsignThe national flag flown on a vessel to indicate its country of registration and nationality. It is the...
• Enter keyA control key on a keyboard that confirms an input, executes a command, or inserts a line break in text. Its...
• EntranceThe immersed forward part of a ship's hull that cuts through the water as the vessel moves ahead. Its shape...
• EntrelacA knitting technique that creates a fabric resembling woven strips or basketweave, composed of interconnected...
• EntrenchTo excavate a narrow trench or ditch in the ground, typically for the purpose of installing utilities like...
• EnvelopeThe outline or shape of the instantaneous amplitude of a modulated signal, representing the variations in the...
• Envelope detectorA circuit designed to extract the modulating signal from an amplitude-modulated (AM) radio frequency carrier...
• Enzymatic fuel cellA specific type of biofuel cell that generates electrical energy by using enzymes as catalysts to facilitate...
• EODEnd of Day: A common administrative cutoff point in aviation maintenance operations, marking the completion...
• EolithA stone artifact that exhibits features suggesting human modification, but whose origin is debated between...
• EPExtreme Pressure, referring to additives incorporated into lubricants to prevent metal-to-metal contact and...
• EPASA system that uses an electric motor to provide steering assistance to the driver, replacing traditional...
• EPICAn industrial control system architecture that combines the functions of a programmable logic controller...
• EpiscopicDescribing a method of illumination where light is directed onto the surface of an opaque object and then...
• EPSA rigid, closed-cell foam material produced from solid beads of polystyrene. During manufacturing, these...
• EqualizerAn electronic filter designed to adjust the frequency response of an audio signal or communication channel...
• EquiconcaveDescribing a lens that has two concave surfaces with equal radii of curvature. This lens type causes light...
• EquiconvexDescribing a lens that has two convex surfaces with equal radii of curvature. This lens type causes parallel...
• EquigranularDescribing an igneous or metamorphic rock texture where the constituent mineral grains are approximately...
• EquisolidRelating to a projection in which equal areas of the image correspond to equal solid angles of the scene, as...
• Equivalence gateA digital logic gate that produces a high output (1) if all its inputs are identical, and a low output (0) if...
• ERCAn automated verification process in electronic design automation used to check if a circuit schematic or...
• ErectTo raise a launch vehicle from its horizontal transport position to vertical on the launch pad, or to bring a...
• ErectorA structure or vehicle that lifts a rocket or missile from its horizontal transport position to vertical on...
• ErlangA dimensionless unit of traffic intensity in telecommunications, equal to the average number of circuits or...
• ERPThe total power in watts that a theoretical half-wave dipole antenna would have to radiate to produce the...
• ErrataA list of errors or corrections found in a printed work after its publication. This list is typically...
• ErrorThe deviation between a measured, transmitted, or calculated value and its true, specified, or theoretically...
• ErroredDescribing a state where a system, component, or process has encountered an error or is operating outside its...
• ERSEnergy recovery system, an electric generation, storage and propulsion system used in Formula One and other...
• ERTMSThe European Rail Traffic Management System, a standardized system for railway signaling and train control...
• ESAThe European Space Agency, an intergovernmental organization dedicated to the exploration of space, which...
• ESCElectronic Stability Control, a computerized technology that improves a vehicle's stability by detecting and...
• EscapeAn unintended release of gas, steam, vapour, or liquid from a pipe, vessel, or other enclosed equipment, in...
• Escape characterA special character in a sequence that alters the interpretation of subsequent characters in a string. It...
• Escape sequenceA series of characters in a programming language or data stream that begins with an escape character and is...
• EscapementA mechanical linkage in timepieces that converts continuous rotational motion from a power source into...
• eSIMAn embedded Subscriber Identity Module, a small, reprogrammable chip built directly into a device, replacing...
• ESOCThe European Space Operations Centre, the main mission control center for the European Space Agency (ESA). It...
• ESPA proprietary name used by Mercedes-Benz and Bosch for their electronic stability control system. It is a...
• ESRThe total internal resistance of a capacitor at a specific frequency, expressed in ohms. This value, the...
• ESRINThe European Space Agency's Centre for Earth Observation, responsible for managing the data from...
• ESSAn Environmental Stress Screening, a testing process that subjects electronic components or systems to...
• Essential meshA closed loop or path within an electrical circuit that does not contain any other closed loops inside it. In...
• Essential prime implicantA prime implicant in a Boolean function that covers at least one minterm that no other prime implicant...
• EssexiteA dark-colored, silica-undersaturated intrusive igneous rock, classified as a nepheline monzogabbro or...
• EstateA passenger car body style characterized by a roofline that extends rearward over a cargo area, with a rear...
• ESTECThe European Space Research and Technology Centre, the largest establishment of the European Space Agency...
• ETA non-destructive testing method, known as Eddy current Testing, that uses electromagnetic induction to find...
• ETCSAn abbreviation for European Train Control System, a component of ERTMS that provides automatic train...
• EtendueA measure of the 'light-gathering power' of an optical system, representing the product of the area of the...
• Ethernet cardA network interface controller (NIC) that allows a computer to connect to a wired local area network (LAN)...
• EtiolatedDescribing a plant that has grown in insufficient light, resulting in a pale, weak, and elongated appearance...
• Eton collarA stiff, rounded, white collar typically worn with formal attire, particularly by boys in traditional school...
• ETSIAn independent, not-for-profit standards organization that produces globally applicable standards for...
• e-turboA turbocharger that incorporates an electric motor to spin the compressor wheel, independent of exhaust gas...
• EurobaliseA transponder placed between the rails of a railway track, forming a key component of the European Train...
• EVAn abbreviation for electric vehicle, a road vehicle propelled by one or more electric motors using energy...
• EvanescentDescribing an oscillating electromagnetic field that does not propagate as a wave but whose energy is...
• EVAPThe Evaporative Emission Control System, a vehicle system designed to prevent gasoline vapors from escaping...
• EventscapeA place considered as the venue for a public event, a term used in tourism and event studies. In cultural...
• EverlastingA strong, durable, and tightly woven woolen fabric, historically used for items requiring hard wear, such as...
• EVMA measure of the deviation of the actual received constellation points from their ideal locations in a...
• ExA prefix used in railway terminology to indicate a former ownership or designation of a piece of rolling...
• ExajouleA measurement of energy within the International System of Units (SI), representing one quintillion (10^18)...
• ExakatalA unit of catalytic activity in the International System of Units (SI), representing 10^18 katals. This...
• ExasecondA unit of time in the International System of Units (SI), equivalent to 10^18 seconds. This incredibly long...
• ExcelsiorA historical type size in typography, referring to a specific dimension of type. This size is one of the...
• Excess baggageLuggage carried by a passenger that exceeds the weight or size limits set by a carrier, typically an airline...
• ExchangeA central facility where telecommunication lines from multiple subscribers converge, enabling calls and data...
• ExcursionA deviation from a planned or normal operating parameter or flight path, often referring to an unexpected...
• Excursion fareA discounted ticket price offered for travel that includes specific restrictions, such as a minimum or...
• Exhaust systemA series of pipes and components in a vehicle that directs combustion gases from the engine out into the...
• Exhaust velocityThe speed at which combustion gases exit the nozzle of a jet engine or rocket motor. This velocity directly...
• ExitA designated point or pathway for leaving a vehicle, building, or controlled area, designed to facilitate...
• Exit codeA numerical value returned by a process or program to its parent process upon termination, indicating the...
• Exit nodeThe final relay in a circuit of anonymizing network connections, such as those used by Tor, through which...
• ExogangueGangue located outside the grains of the valuable mineral, as with the impurities that lie between phosphatic...
• Expansion cleatA metal bracket or clip designed to secure building components, such as roof panels or flashing, while...
• Expansion jointA mid-panel separation designed to relieve stress on building materials caused by thermal expansion and...
• Explicit modelingA computer-aided design (CAD) approach where geometric features are directly defined and manipulated using...
• ExposureThe orientation of a sloping field or hillside relative to the direction of the sun's rays, which affects the...
• ExpressionA combination of values, variables, operators, and functions that a programming language or software...
• ExtensionA telephone connected to a private branch exchange, or an additional telephone sharing the line of a main...
• Extension reelA device consisting of an electrical cable wound around a spool, equipped with one or more power outlets at...
• Extra extra extra largeA size designation for clothing, apparel, or other manufactured goods that is three steps larger than the...
• Extra extra extra smallA size designation for clothing or other manufactured items that is three steps smaller than the standard...
• Extra extra largeA standard size for apparel and other manufactured products, positioned two steps larger than a standard...
• Extra extra smallA standard size for apparel and other manufactured goods, positioned two steps smaller than a standard small...
• Extra largeA standard garment size one step above large and one below extra extra large, abbreviated XL. Brands set...
• Extra smallA standardized size designation for manufactured goods, such as apparel or personal protective equipment...
• ExtractorsA type of exhaust manifold designed to efficiently collect exhaust gases from each cylinder and direct them...
• Extremely low frequencyThe portion of the electromagnetic spectrum with frequencies ranging from 3 to 30 hertz (Hz). These waves...
• EyeA permanent loop formed at the end of a rope or wire by splicing, seizing, or using a swaged fitting. An eye...
• Eye patternA composite display on an oscilloscope that shows the quality of a digital signal by superimposing many...
• EyebarA structural tension member with a solid, uniform cross-section and enlarged, circular heads at each end...
• EyebrowA small, curved roof element or dormer projecting from the main surface of a roof, typically containing a...
• EyebrowingA textile spinning fault in which waste fibres accumulate on the drafting rollers of a spinning machine...
• Eyelash yarnA novelty yarn characterized by short, fine strands or 'lashes' that extend perpendicularly from a core...

216 of 7,311 terms in Industrial and trades terminology (MLC-0113). Request the full dataset.