Noun tunic has 2 senses
  1. tunic, tunica, adventitia - an enveloping or covering membrane or layer of body tissue
    --1 is a kind of membrane, tissue layer
    --1 has particulars: albuginea
  2. tunic - any of a variety of loose fitting cloaks extending to the hips or knees
    --2 is a kind of
    cloak
    --2 has particulars:
     chiton; gymslip; kameez; kirtle; surcoat; tabard
,
TOP