/ Dictionary / Index A Adcock antenna: Meaning and Definition of Find definitions for: Ad'cock anten"na Pronunciation: (ad'kok), [key] — Electronics. Electronics. an antenna used for direction-finding, consisting of a pair of vertical dipoles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ad captandum vulgus* add Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language