noun
reptile having a pair of openings in the skull behind each eye
• Syn: ↑diapsid reptile
• Ant: ↑anapsid
• Hyponyms:
↑tuatara, ↑Sphenodon punctatum, ↑saurian, ↑archosaur, ↑archosaurian, ↑archosaurian reptile, ↑crocodilian reptile, ↑crocodilian, ↑snake, ↑serpent, ↑ophidian
Useful english dictionary. 2012.