| n. | 1. | |
| 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 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. | (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; | |
| 6. | (Zool.) See Mantle, |
| Noun | 1. | tunic - an enveloping or covering membrane or layer of body tissue Synonyms: adventitia, tunica |
| 2. | tunic - any of a variety of loose fitting cloaks extending to the hips or knees |