noun
- plural of prothorax: the first segment of the thorax in insects, bearing the first pair of legs
Usage: entomology; technical
Examples
- The entomologist examined the prothoraxes of several beetle specimens.
- In many insects, the prothoraxes are clearly distinct from the mesothorax.
- The prothoraxes of these grasshoppers show distinctive markings.
- Students learned to identify the prothoraxes in their insect collection.
- The researcher measured the width of the prothoraxes across different species.
- Damage to the prothoraxes can affect an insect’s mobility.