/ Dictionary / Index G Gallo: Meaning and Definition of Find definitions for: Gal•lo Pronunciation: (gal'ō), [key] — n. born 1937, U.S. scientist, specializing in cancer and AIDS research. Gallo- Pronunciation: [key] a combining form representingin the formation of compound words: Gallo-Romance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gallnut galloglass Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language