| 释义 |
diapsidenUK
di·ap·sid D0199450 (dī-ăp′sĭd)n. Any of a group of amniote vertebrates that are characterized by two openings in the temporal region on each side of the skull. The first diapsids emerged in the Pennsylvanian Period, and their descendants include the lizards, snakes, crocodiles, dinosaurs, pterosaurs, birds, and, in some classifications, the turtles.
[New Latin Diapsida, taxon name : di- + Greek hapsis, hapsid-, arch (from the two temporal openings on each side of the skull ); see apsis.]
di·ap′sid adj.diapsid (daɪˈæpsɪd) zoologynany member of the group of reptiles having two holes towards the back of each side of the skull; this group includes crocodiles and snakesadjof or relating to diapsidsdi•ap•sid (daɪˈæp sɪd)
adj. (of reptiles) having two openings in the skull behind each eye. [< New Latin Diapsida (1903) =di- di-1 + -apsida, neuter pl. of -apsidus, adj. derivative of Greek (h)apsís loop, arch; see apsis] Thesaurus| Noun | 1. | diapsid - reptile having a pair of openings in the skull behind each eyediapsid reptilereptile, reptilian - any cold-blooded vertebrate of the class Reptilia including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct formsSphenodon punctatum, tuatara - only extant member of the order Rhynchocephalia of large spiny lizard-like diapsid reptiles of coastal islands off New Zealandsaurian - any of various reptiles of the suborder Sauria which includes lizards; in former classifications included also the crocodiles and dinosaursarchosaur, archosaurian, archosaurian reptile - extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodontscrocodilian, crocodilian reptile - extant archosaurian reptileophidian, serpent, snake - limbless scaly elongate reptile; some are venomousanapsid, anapsid reptile - primitive reptile having no opening in the temporal region of the skull; all extinct except turtles |
diapsidenUK
diapsid - a vertebrate skull having two fossae, one above the other, behind the orbit.
- (in some classifications) a reptile of the subclass Diapsida.
diapsidenUK
Synonyms for diapsidnoun reptile having a pair of openings in the skull behind each eyeSynonymsRelated Words- reptile
- reptilian
- Sphenodon punctatum
- tuatara
- saurian
- archosaur
- archosaurian
- archosaurian reptile
- crocodilian
- crocodilian reptile
- ophidian
- serpent
- snake
Antonyms |