/ Dictionary / Index R remission: Meaning and Definition of Find definitions for: re•mis•sion Pronunciation: (ri-mish'un), [key] — n. the act of remitting. pardon; forgiveness, as of sins or offenses. abatement or diminution, as of diligence, labor, intensity, etc. the relinquishment of a payment, obligation, etc. The patient's leukemia was in remission. a temporary or permanent decrease or subsidence of manifestations of a disease. a period during which such a decrease or subsidence occurs:The patient's leukemia was in remission. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: remission (Thesaurus) remissible remissive Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language