vena circumflexus femoris ve·na·cir·cumflexusfemoris uncommon noun 1. either of two veins that accompany arteries of the same name serving the hip and thigh Synonymscircumflex femoral veinvena circumflexus femoris Related words Broader terms circumflex vein WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.