colon1 ['k??l?n]
¦ noun
1. a punctuation mark (:) used to precede a list of items, a quotation, or an expansion or explanation.
2. this mark used in various technical and formulaic contexts, for example a statement of proportion between two numbers.
Origin
C16: via L. from Gk kolon 'limb, clause'.
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colon2 ['k??l?n, -l?n]
¦ noun Anatomy the main part of the large intestine, which passes from the caecum to the rectum.
Origin
ME: via L. from Gk kolon.