/ Dictionary / Index E Esaki: Meaning and Definition of Find definitions for: E•sa•ki Pronunciation: (i-sä'kē), [key] born 1925, Japanese physicist, in the U.S. since 1960: Nobel prize 1973. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: esaki (Thesaurus) ESA Esarhaddon Related Content Daily Word Quiz: laudable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language