Tunic /(tū"nĭk)/

Tu·nic

Tunic

n.
  1. 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. (Rom. Antiq.)
  2. Any similar garment worn 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. Same as Tunicle. (R. C. Ch.)
  4. A membrane, or layer of tissue, especially when enveloping an organ or part, as the eye. (Anat.)
  5. A natural covering; an integument; as, the tunic of a seed. (Bot.)
  6. See Mantle, n., 3 (a). (Zool.)