vein

Pronunciation: /veɪn/

Category: Anatomy

Singular: vein

Plural: veins

Definition

Linear features found in the wings of insects, they provide structural support and play a role in the circulation of hemolymph.

Etymology

From Latin 'vena', meaning 'blood vessel, vein', which in turn comes from Proto-Indo-European *weh₂i- (to weave, to plait).

Example

The intricate pattern of veins on the dragonfly's wings gives them their distinctive appearance and strength.

Synonyms

Wing veins
Nervures

Related Terms

Hemolymph
Wing
Cell
Membrane
Venation

Usage Notes

Veins are crucial not only for the structural integrity of the wings but also for the delivery of nutrients and removal of waste products. Different insects have characteristic vein patterns that can aid in their identification.