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tubus

[tōō′bəs]

n. pl. tu•bi (-bī)

A tube or a canal.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Examples from the Web for tubus

Historical Examples of tubus

Tubus: a term used to designate the corneous base of a ligula: the sheath of the tongue.
Explanation of Terms Used in Entomology
John. B. Smith