Arthropod

{
  "id": "MLC-T-ENV-002142",
  "term": "Arthropod",
  "field": "Environment",
  "definition": "1. A diverse group of invertebrates that have jointed legs and an exoskeleton, or external skeleton. Aquatic arthropods include horseshoe crabs and crustaceans like blue crabs and barnacles. Terrestrial arthropods include insects, scorpions and spiders.\n\n2. Members of the phylum Arthropoda, composed of organisms having a hard, jointed exoskeleton and paired jointed legs. It includes the class insects and the subclass Arachnida, many species of which are important medically as parasites or as vectors of organisms capable of causing disease in man.\n\n3. Organism that has jointed appendages and segmented external skeleton (e.g., flies, mosquitoes, ticks, or mites).",
  "subject": "Ecosystems",
  "references": [
    "Chesapeake Bay Glossary",
    "NLM Medical Subject Headings (MeSH)",
    "CDC Glossary: Principles of Epidemiology in Public Health Practice at https://www.cdc.gov/csels/dsepd/ss1978/SS1978.pdf"
  ],
  "url": "https://mlchart.com/terminology/environment/arthropod/"
}