haustrum

[ hôstrəm ]

n. pl. haus•tra (strə)

Any of a series of saccules or pouches, especially of the colon.
Related formshaustral adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.