synapsid

Meaning

Adj

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

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

Synonyms

synapsid reptile

synapsis

Pronounced as (IPA)

/sɪˈnapsɪd/

Etymology

From translingual Synapsida, from syn- + Ancient Greek ἁψίς (hapsís, “arch”).