venule noun. ['vɛnju:l] Also (rare) veinule. M19.
[Latin venula dim. of vena vein: see -ULE.]
A small or minor vein: (a) Botany & Entomology any of the branches of a vein in a leaf or an insect's wing; (b) Anatomy any of the small vessels which collect blood from the capillaries.

[TahlilGaran] English Dictionary ▲