Prototherian Definition
adjective
Belonging or pertaining to the subclass Prototheria of monotremes.
Wiktionary
noun
Any of the egg-laying mammals of the subclass Prototheria; a monotreme.
Wiktionary
Other Word Forms of Prototherian
Noun
Singular:
prototherianPlural:
prototheriansOrigin of Prototherian
-
From Prototheria, from Ancient Greek πρωτο- (proto-, “proto-, first”) + θηρίον (thērion, “beast”).
From Wiktionary
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