tunica

[ too-ni-kuh, tyoo- ]
/ ˈtu nɪ kə, ˈtyu- /
|

noun, plural tu·ni·cae [too-ni-see, tyoo-] /ˈtu nɪˌsi, ˈtyu-/. Anatomy, Zoology, Botany.

a tunic.

Origin of tunica

< New Latin, special use of Latin tunica tunic
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British Dictionary definitions for tunica

tunica

/ (ˈtjuːnɪkə) /

noun

anatomy tissue forming a layer or covering of an organ or part, such as any of the tissue layers of a blood vessel wall
botany the outer layer or layers of cells of the meristem at a shoot tip, which produces the epidermis and cells beneath itCompare corpus (def. 4)

Word Origin for tunica

C17: from Latin tunica tunic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for tunica

tunica

[ tōōnĭ-kə ]

n. pl. tu•ni•cae (-kē′, -sē′)

An enclosing or enveloping membrane or layer of tissues, as of a blood vessel or other tubular structure.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.