noun ·3 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   The anterior segment of the insect thorax; it carries the first pair of legs.

   "Holonym: thorax"

2. 2
   the anterior part of an insect's thorax; bears the first pair of legs wordnet

Etymology

From pro- + thorax.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.