/ Dictionary / Index Y Yamamoto: Meaning and Definition of Find definitions for: Ya•ma•mo•to Pronunciation: (yä'mä-mô'tô), [key] 1884–1943, Japanese naval officer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: yamamoto (Thesaurus) Yamagata Yamani Related Content Daily Word Quiz: respite Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language