Defense and military terminology · MLC-0115

Defense and military terms: R (82)

• radiation doseThe total amount of ionizing radiation absorbed by material or tissues.
• radiation dose rateMeasurement of radiation dose per unit of time.
• radiation exposure statusA risk management tool used to track unit exposure based on total cumulative dose, normally expressed in...
• radio frequency countermeasuresAny device or technique employing radio frequency materials or technology that is intended to impair the...
• radiological dispersal deviceAn improvised assembly or process used to disseminate radioactive material to cause destruction, damage, or...
• radiological exposure deviceA radioactive source placed to cause injury or death.
• raidAn operation to temporarily seize an area to secure information, confuse an enemy, capture personnel or...
• railheadA point on a railway where loads are transferred between trains and other means of transport.
• RangersA United States Army special operations force that conducts direct action operations and seizes key terrain...
• rationalizationAny action that increases the effectiveness of allied forces through more efficient or effective use of...
• reachbackThe process of obtaining products, services, and applications, or forces, or equipment, or material from...
• readinessThe ability of military forces to fight and meet the demands of assigned missions.
• Ready ReserveThe Selected Reserve and Individual Ready Reserve liable for active duty as prescribed by law (Title 10...
• real propertyLand and improvements to land (e.g., buildings, structures, linear structures).
• Realistic Military TrainingDepartment of Defense training conducted off federal property utilizing private or non-federal public...
• reattack recommendationAn assessment provided to the commander derived from the results of battle damage assessment and munitions...
• receiving shipThe ship in a replenishment unit that receives the rig(s).
• reception1. All ground arrangements connected with the delivery and disposition of air or sea drops.
• recognition1. The determination by any means of the identity of persons; objects, such as aircraft, ships, or tanks; or...
• recognition signalAny prearranged signal by which individuals or units may identify each other.
• reconnaissanceA mission undertaken to obtain information about the activities and resources of an enemy or adversary, or to...
• reconstitutionThose actions, including regeneration and reorganization, commanders plan and implement to restore units to a...
• recovery1. The retrieval of a mine from the location where emplaced.
• recovery and reconstitution1. Those actions taken by one nation prior to, during, and following an attack by an enemy nation to minimize...
• recovery operationsOperations conducted to search for, locate, identify, recover, and return isolated personnel, human remains...
• recovery siteIn personnel recovery, an area from which isolated personnel can be recovered.
• recovery teamIn personnel recovery, designated United States or United States-directed forces that are specifically...
• red teamSpecially trained personnel that provide an independent capability to explore alternatives in plans...
• redeploymentThe transfer or rotation of forces and materiel to support another commander’s operational requirements, or...
• reduced operating statusMilitary Sealift Command ships withdrawn from full operating status because of decreased operational...
• reductionThe creation of lanes through a minefield or obstacle to enable passage of the attacking ground force.
• regimental landing teamIn amphibious operations, a task organization for landing composed of a reinforced infantry regiment.
• regional air defense commanderCommander, subordinate to the area air defense commander, who is responsible for air and missile defenses in...
• regional security officerA security officer responsible to the chief of mission (ambassador) for security functions of all United...
• rehearsal phaseIn amphibious operations, the period after embarkation and prior to the action phase during which the planned...
• reinforcing obstaclesThose obstacles specifically constructed, emplaced, or detonated through military effort and designed to...
• reintegrateIn personnel recovery, the task of providing medical care and psychological decompression to allow the...
• release altitudeAltitude of an aircraft above the ground at the time of ordnance release.
• relevant actorIndividual, group, population, or automated system whose capabilities or behaviors have the potential to...
• religious advisementThe practice of informing the commander on the impact of religion on operations.
• religious affairsThe combination of religious support and religious advisement.
• religious supportChaplain-facilitated free exercise of religion through worship, religious and pastoral counseling services...
• religious support teamA team comprising at least one chaplain and one enlisted religious affairs person. Also called religious...
• remain-behind equipmentUnit equipment left by deploying forces at their bases when they deploy.
• render safe proceduresThe portion of the explosive ordnance disposal procedures involving the application of special explosive...
• repair cycleThe stages through which a repairable item passes from the time of its removal or replacement until it is...
• replacement in kindThe provision of material and services for a logistic exchange of materials and services of equal value...
• request for assistanceA request based on mission requirements and expressed in terms of desired outcome formally asking the...
• request for informationAny specific, time-sensitive, ad hoc requirement for intelligence information or products to support an...
• requirements approvalThe process of consolidating, validating, approving, and prioritizing contract support requests.
• requirements developmentThe process of defining specific contract support requirements and capturing these requirements in...
• requirements managementAll activities necessary to develop and approve contract support requirements, along with the associated...
• requiring activityA military or other designated supported organization that identifies the need for contracted support during...
• rescue combat air patrolAn aircraft patrol provided over that portion of an objective area in which recovery operations are being...
• rescue coordination centerA unit, recognized by the International Civil Aviation Organization, International Maritime Organization, or...
• reserve1. Portion of a body of troops that is kept to the rear or withheld from action at the beginning of an...
• Reserve ComponentThe Armed Forces of the United States Reserve Component consists of the Army National Guard of the United...
• resetA set of actions to restore equipment to a desired level of combat capability commensurate with a unit’s...
• resettled personA refugee or an internally displaced person wishing to return somewhere other than his or her previous home...
• residual forcesUndeployed United States forces that have an immediate combat potential for continued military operations and...
• residual radiationNuclear radiation caused by fallout, artificial dispersion of radioactive material, or irradiation that...
• resource managementA financial management function that provides advice and guidance to the commander to develop command...
• restraintIn the context of planning, a requirement placed on the command by a higher command that prohibits an action...
• restricted areas (air)Designated areas established by appropriate authority over which flight of aircraft is restricted.
• restricted operations zoneAirspace reserved for specific activities in which the operations of one or more airspace users is restricted.
• restricted targetA valid target that has specific restrictions placed on the actions authorized against it.
• restricted target listA list of restricted targets nominated by elements of the joint force and approved by the joint force...
• restrictive fire areaA location in which specific restrictions are imposed and into which fires that exceed those restrictions...
• restrictive fire lineA specific boundary established between converging, friendly surface forces that prohibits fires or their...
• resupplyThe act of replenishing stocks to maintain required levels of supply.
• resuscitative careAdvanced emergency medical treatment required to prevent immediate loss of life or limb and to attain...
• retained personnelDetainees who are providing an essential medical or health-related service.
• Retired ReserveAll reserve members who receive retirement pay on the basis of their active duty and/or reserve service...
• retrogradeThe process for the movement of non-unit equipment and materiel from a forward location to a reset...
• returnee1. A displaced person who has returned voluntarily to his or her former place of residence.
• revolving fund accountAn account authorized by specific provisions of law to finance a continuing cycle of business-type...
• risk assessmentThe identification and assessment of hazards (first two steps of risk management process).
• risk managementThe process to identify, assess, and mitigate risks and make decisions that balance risk cost with mission...
• role specialist nationA nation that has agreed to assume responsibility for providing a particular class of supply or service for...
• roles of medical careThe characterization of health support for the distribution of medical resources and capabilities.
• roll-on/roll-off discharge facilityA platform for embarking and disembarking vehicles from a roll-on and roll-off ship at sea.
• rules of engagementDirectives issued by competent military authority that delineate the circumstances and limitations under...

82 of 1,781 terms in Defense and military terminology (MLC-0115). Request the full dataset.