punctuation mark, 1540s, from Latin colon "part of a poem," from Greek kolon (with a long initial -o-) "part of a verse," literally "limb," from PIE root *(s)kel- "to bend, crooked" (see scalene). Meaning evolved from "independent clause" to punctuation mark that sets it off.
"large intestine," late 14c., from Greek kolon (with a short initial -o-) "large intestine, food, meat," of unknown origin.
colon co·lon (kō'lən)
n. pl. co·lons or co·la (-lə)
The division of the large intestine extending from the cecum to the rectum.
The longest part of the large intestine, extending from the cecum to the rectum. Water and electrolytes are absorbed, solidified, and prepared for elimination as feces in the colon. The colon also contains bacteria that help in the body's absorption of nutrients from digested material.
A punctuation mark (:) used to introduce a description, an explanation, or a list. For example, “She would own only one kind of pet: a Siamese cat” and “The little boy announced that he wanted the following for his birthday: two sweaters, a new tent, and three toy cars.”