/ Dictionary / Index Y YIG: Meaning and Definition of Find definitions for: YIG Pronunciation: (yig), [key] — n. a synthetic yttrium iron garnet, used in electronics in filters and amplifiers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yield to maturity Yigdal* Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language