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[too-ni-kuh, tyoo-] /ˈtu nɪ kə, ˈtyu-/
noun, plural tunicae
[too-ni-see, tyoo-] /ˈtu nɪˌsi, ˈtyu-/ (Show IPA).
Anatomy, Zoology, Botany.
a tunic.
Origin of tunica
< New Latin, special use of Latin tunica tunic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for tunica


(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 it Compare corpus (sense 4)
Word Origin
C17: from Latin tunicatunic
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
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tunica in Medicine

tunica tu·ni·ca (tōō'nĭ-kə, tyōō'-)
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.
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