/ Dictionary / Index C capelin: Meaning and Definition of Find definitions for: cap•e•lin Pronunciation: (kap'u-lin), [key] — n. either of two small fishes of the smelt family, Mallotus villosus, of coastal North American waters, or M. catervarius, of the North Pacific. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: capelin (Thesaurus) capelet capeline Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language