Reptile
reptiles Audio
rep·tiles
Subclass of:
Vertebrates
Definitions related to reptiles:
  • (reptilia) Body with cornified skin having scutes or scales, 5 toed limbs, one occipital condyle, imperfect 4 chambered heart, lungs, and bony skeleton; fertilization is internal, and eggs are extruded with limey or leathery shell.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Cold-blooded, air-breathing VERTEBRATES belonging to the class Reptilia, usually covered with external scales or bony plates.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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