SYNAPSID

synapsid, synapsid reptile

(noun) extinct reptile having a single pair of lateral temporal openings in the skull

Source: WordNet® 3.1


Etymology

Adjective

synapsid (comparative more synapsid, superlative most synapsid)

Pertaining to the class Synapsida, of animals which have an opening low in the skull roof behind each eye, leaving a bony arch beneath each.

Noun

synapsid (plural synapsids)

Any animal (including all mammals) of the class Synapsida.

Synonyms

• mammal-like reptile (dated)

• stem mammal

Source: Wiktionary



RESET




Word of the Day

7 May 2025

RUNNER

(noun) a person who is employed to deliver messages or documents; “he sent a runner over with the contract”


coffee icon

Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

coffee icon