Breadcrumb Home > Dictionary > Index C cumulate: Meaning and Definition of Find definitions for: cu•mu•late Pronunciation: (v.ky'myu-lāt"adj.ky'myu-lit, -lāt"), [key] — v., adj. -lat•ed, -lat•ing, —v.t. to heap up; amass; accumulate. —adj. heaped up. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cumulate (Thesaurus) cumshaw cumulation TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language