- a conductor by which electromagnetic waves are sent out or received, consisting commonly of a wire or set of wires; aerial.
- one of the jointed, movable, sensory appendages occurring in pairs on the heads of insects and most other arthropods.
- one of a pair of mobile appendages on the heads of insects, crustaceans, etc, that are often whiplike and respond to touch and taste but may be specialized for swimming or attachment
- plural -nas another name for aerial (def. 7)
