Tunicle
Pronunciation : Tu"ni*cle
Part of Speech : n.
Etymology : [L. tunicula a little tunic, coat, or membrane, dim. of tunica a tunic: cf. OF. tunicle.]
Definition : 1. A slight natural covering; an integument. The tunicles that make the ball or apple of the eye. Holland.
2. (R. C. Ch.)
Defn: A short, close-fitting vestment worn by bishops under the dalmatic, and by subdeacons.
Source : Webster's Unabridged Dictionary, 1913