DIAPSID

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does diapsid mean? 

• DIAPSID (noun)
  The noun DIAPSID has 1 sense:

1. reptile having a pair of openings in the skull behind each eye

  Familiarity information: DIAPSID used as a noun is very rare.

 Dictionary entry details 

• DIAPSID (noun)

Sense 1

Meaning:

Reptile having a pair of openings in the skull behind each eye

Classified under:

Nouns denoting animals

Synonyms:

diapsid; diapsid reptile

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)