tunic

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tunic

 [too´nik]
a covering or coat; see tunica.
Bichat's tunic tunica intima.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

tu·nic

(tū'nik),
Coat or covering; one of the enveloping layers of a part, especially one of the coats of a blood vessel or other tubular structure.
See also: layer.
Synonym(s): tunica
[L. tunica]
Farlex Partner Medical Dictionary © Farlex 2012

tunic

(to͞o′nĭk, tyo͞o′-)
n.
1.
a. A loose-fitting garment, sleeved or sleeveless, extending to the knees and worn especially in ancient Greece and Rome.
b. A medieval surcoat.
2. A long, plain, close-fitting jacket, usually having a stiff high collar and worn as part of a uniform.
3. A loose-fitting, pullover, collarless shirt that falls to the hip or thigh and is often drawn in at the waist and worn over leggings or pants.
4. Anatomy A coat or layer enveloping an organ or part.
5. Botany A loose membranous outer covering of a bulb or corm, as of an onion, tulip, or crocus.
6. See tunicle.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

tu·nic

(tū'nik)
Coat or covering; one of the enveloping layers of a part, especially one of the coats of a blood vessel or other tubular structure.
Synonym(s): tunica.
[L. tunica]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

tunic

the thin dry, papery covering of a BULB or CORM.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005