sustentaculum

[ sŭs′tən-tăkyə-ləm ]

n. pl. sus•ten•tac•u•la (-lə)

An anatomical structure that supports another anatomical structure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.