gluteal artery
nounMedical Definition of gluteal artery
: either of two branches of the internal iliac artery that supply the gluteal region:
a
: the largest branch of the internal iliac artery that sends branches especially to the gluteal muscles
— called also superior gluteal artery
b
: a branch that is distributed especially to the buttocks and the backs of the thighs
— called also inferior gluteal artery