|1.||any of various hip-length or knee-length garments, such as the loose sleeveless garb worn in ancient Greece or Rome, the jacket of some soldiers, or a woman's hip-length garment, worn with a skirt or trousers|
|2.||anatomy, botany, zoology See also tunica a covering, lining, or enveloping membrane of an organ or part|
|3.||chiefly RC Church another word for tunicle|
|[Old English tunice (unattested except in the accusative case), from Latin tunica]|
tunic tu·nic (tōō'nĭk, tyōō'-)
A coat or layer enveloping an organ or a part; tunica.