/ Dictionary / Index O oc-: Meaning and Definition of Find definitions for: oc- Pronunciation: [key] var. of(by assimilation) before c: occident. Oc. Pronunciation: [key] ocean. o/c Pronunciation: [key] overcharge. O.C. Pronunciation: [key] — Philately. Philately. original cover. o.c. Pronunciation: [key] on center. See(def. 20). in the work cited. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Obwalden oca Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language