venation noun2.
[vɪ'neɪʃ(ǝ)n] M17.[from Latin vena vein + -ATION.]1. The arrangement or structure of sap-vessels in a plant.
rare. Only in
M17.2. Botany &
Entomology. The arrangement of veins in the leaves of a plant or the wings of an insect.
M17. [TahlilGaran] English Dictionary ▲