1. plural of antenna; the paired sensory organs on the heads of insects and other arthropods used for touch, smell, and sometimes hearing
Usage: biology
2. plural of antenna; metal rods or wires used for transmitting or receiving radio waves
Usage: technology

Examples

• The butterfly’s antennae twitched as it sensed the flower’s scent.
• Ants use their antennae to communicate with other members of the colony.
• The grasshopper cleaned its antennae with its front legs.
• The radio station installed new antennae on the tower.
• Cell phone antennae are often hidden inside the device.
• The insect’s antennae help it navigate in the dark.
• Television antennae were common on rooftops before cable TV.