1. (n.) One of the specialized or tactile hairs which grow about the nostrils, or on other parts of the face, in many animals, as the so-called whiskers of the cat, and the hairs of the nostrils of man.

2. (n.) The bristlelike feathers near the mouth of many birds.

aerials barb barbel barbule bedspring type cat whisker directional antenna dish doublet feed-and-reflector unit feeler mast mattress type palp palpus reflector rhombic antenna scanner strike radar scanner tactile cell tactile corpuscle tactile hair tactile organ tactile process tactor tower transmitting antenna vibrissa wave antenna