1. The outer covering or envelope of an organ or part. 2. One of the layers of membranous or other tissues forming the wall of a canal or hollow organ. See tunic.
- buffy c. the upper, lighter portion of the blood clot (coagulated plasma and white blood cells), occurring when coagulation is delayed so that the red blood cells have had time to settle; the portion of centrifuged, anticoagulated blood which contains leukocytes and platelets. SYN: crusta inflammatoria, crusta phlogistica, leukocyte cream.
- muscular c. of intermediate part of male urethra muscular layer of intermediate part of (male) urethra.
- muscular c. of stomach muscular layer of stomach. SEE ALSO: oblique fibers of muscular layer of stomach, under fiber.
* * *
Children's Orientation and Amnesia Test; Cooperative Osaka Adenosine Trial
* * *
coat 'kōt n
1) the external growth on an animal
2) a layer of one substance covering or lining another esp one covering or lining an organ <the \coat of the eyeball>
* * *
(kōt) [L. cotta tunic] 1. tunica. 2. the layer or layers of protective protein surrounding the nucleic acid in a virus. Cf. capsid.Medical dictionary. 2011.