/ Dictionary / Index I intercalary: Meaning and Definition of Find definitions for: in•ter•ca•lar•y Pronunciation: (in-tûr'ku-ler"ē, in"tur-kal'u-rē), [key] — adj. interpolated; interposed. inserted or interpolated in the calendar, as an extra day or month. having such an inserted day, month, etc., as a particular year. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intercalary (Thesaurus) interbreed intercalary meristem Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language