sublingual artery

n.
  1. An artery with origin in the lingual artery, with distribution to the extrinsic muscles of the tongue, the sublingual gland, and the mucosa of the region, and with anastomoses to the artery of the opposite side and the submental artery.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.