/ Dictionary / Index S Sinify: Meaning and Definition of Find definitions for: Sin•i•fy Pronunciation: (sin'u-fī"), [key] — -fied, -fy•ing. to Sinicize. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sinicize sinigrin Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language