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DIAPSID
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Reptile having a pair of openings in the skull behind each eye
Synonyms:
diapsid; diapsid reptile
Classified under:
Hypernyms ("diapsid" is a kind of...):
reptile; reptilian (any cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms)
Hyponyms (each of the following is a kind of "diapsid"):
Sphenodon punctatum; tuatara (only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealand)
saurian (any of various reptiles of the suborder Sauria which includes lizards; in former classifications included also the crocodiles and dinosaurs)
archosaur; archosaurian; archosaurian reptile (extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts)
crocodilian; crocodilian reptile (extant archosaurian reptile)
ophidian; serpent; snake (limbless scaly elongate reptile; some are venomous)
Antonym:
anapsid (primitive reptile having no opening in the temporal region of the skull; all extinct except turtles)
