n]
for 2. | 1. | the sign (:) used to mark a major division in a sentence, to indicate that what follows is an elaboration, summation, implication, etc., of what precedes; or to separate groups of numbers referring to different things, as hours from minutes in 5:30; or the members of a ratio or proportion, as in 1 : 2 : : 3 : 6. |
| 2. | Classical Prosody. one of the members or sections of a rhythmical period, consisting of a sequence of from two to six feet united under a principal ictus or beat. |

co·lon 3 (kō-lōn') n. pl. co·lons or co·lo·nes (-lō'nās') See Table at currency. [Spanish colón, after Cristóbal Colón, Christopher Columbus.] |
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.”
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.
| colon (kō'lən) Pronunciation Key
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. |