1. one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste (Freq. 1) • Syn: antenna • Derivationally related forms: feel, antennary (for: antenna), antennal (for: antenna) • Hypernyms: tentacle 2. a tentative suggestion designed to elicit the reactions of others - she rejected his advances • Syn: overture, advance, approach • Derivationally related forms: approach (for: approach) • Hypernyms: suggestion, proposition, proffer 3. sensitivity similar to that of a receptor organ - he had a special antenna for public relations • Syn: antenna • Hypernyms: sensitivity, sensitiveness 4. slender tactile process on the jaws of a fish • Syn: barbel • Derivationally related forms: feel, barbellate (for: barbel) • Hypernyms: tentacle