'Prothorax' definitions:

Definition of 'prothorax'

noun

The anterior part of an insect's thorax; bears the first pair of legs

Definition of 'Prothorax'

From: GCIDE

Prothorax \Pro*tho"rax\, n. [Pref. pro- + thorax.] (Zool.) The first or anterior segment of the thorax in insects. See Illusts. of Butterfly and Coleoptera. [1913 Webster]

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