venation (venashon)

[ organ. See ner vation.-2. In entom.: (a) The mode or system of distribution of the veins of the wings. ( b ) These veins or nervures, collectively considered as to their arrangement. See vein, 3, and cut under nervure. slus mercat us ), a parasitic bee. (Cro venational (vệ Venation of a Hymenopterous Insect ( Epe na's hon-al), a. [