/ Dictionary / Index Y Yagi antenna: Meaning and Definition of Find definitions for: Ya'gi anten'na Pronunciation: (yä'gē, yag'ē), [key] — Radio. Radio. a sharply directional antenna array, consisting of one or two dipoles connected to the transmitting or receiving circuit, and several insulated dipoles all parallel and about equally spaced in a line. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. yager yah Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language