1. devices used to transmit or receive radio waves, television signals, or other electromagnetic waves
Usage: technology; telecommunications
2. the sensory organs on the heads of insects and other arthropods used for touch and smell
Usage: biology; zoology

Examples

• The radio station installed new antennas to improve signal coverage.
• Our television antennas were damaged in the storm.
• The butterfly’s antennas help it detect chemical signals.
• Ants use their antennas to communicate with each other.
• The satellite dish has multiple antennas for different frequencies.
• A grasshopper’s antennas are longer than its body.
• Cell phone towers have large antennas mounted on top.