帶,帶狀之物
Cingulum \Cin"gu*lum\, n. [L., a girdle.] (Zo["o]l.)
(a) A distinct girdle or band of color; a raised spiral line
as seen on certain univalve shells.
(b) The clitellus of earthworms.
(c) The base of the crown of a tooth.
cingulum
n : (anatomy) an encircling girdle-like structure (as the ridge
around the base of a tooth)
[also: {cingula} (pl)]