/ Dictionary / Index E estival: Meaning and Definition of Find definitions for: es•ti•val Pronunciation: (es'tu-vul, e-stī'vul), [key] — adj. pertaining or appropriate to summer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: estival (Thesaurus) estipulate estivate Related Content Daily Word Quiz: crockery Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language