Tu"nic (?), n. [L. tunica: cf. F.
tunique.]
1. (Rom. Antiq.) An under-garment worn by the ancient Romans of both sexes. It was made with
or without sleeves, reached to or below the knees, and was confined at the waist by
a girdle.
2. Any similar garment worm by ancient or Oriental peoples; also, a common name
for various styles of loose-fitting under- garments and over-garments worn in modern times by Europeans and others.
3. (R. C. Ch.) Same as Tunicle.
4.
(Anat.) A membrane, or layer of tissue, especially when enveloping an organ or part, as the eye.
5. (Bot.) A natural covering; an integument; as, the tunic of a
seed.
6. (Zoöl.) See Mantle, n., 3
(a).
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