Cingulum

Definition:

• (n.) A distinct girdle or band of color; a raised spiral line as seen on certain univalve shells.
• (n.) The clitellus of earthworms.
• (n.) The base of the crown of a tooth.

Compare cingulum with other words:

cingulum vs. earthworm

cingulum vs. clitellus

cingulum vs. girdle

cingulum vs. ridge