/ Dictionary / Index C centimeter: Meaning and Definition of Find definitions for: cen•ti•me•ter Pronunciation: (sen'tu-mē"tur), [key] — n. one 100th of a meter, equivalent to 0.3937 inch. Abbr.: cm Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: centimeter (Thesaurus) centime centimeter-gram-second Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language