/ Dictionary / Index C curtail: Meaning and Definition of Find definitions for: cur•tail Pronunciation: (kur-tāl'), [key] — v.t. to cut short; cut off a part of; abridge; reduce; diminish. cur•tail Pronunciation: (kûr'tāl"), [key] — n. Archit. a horizontal, spiral termination to the lower end of a stair railing. Also calleda starting step having a scroll termination to one or both ends of the tread. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: curtail (Thesaurus) curt curtain 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