obturator artery

n.
  1. An artery with origin in the internal iliac artery, with distribution to the ilium, pubis, obturator and adductor muscles and with pubic, acetabular, anterior, and posterior branches.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.