Appendages for sensing, usually on insects or electronics
“The dragonfly's delicate antennas allowed it to swiftly detect the slightest movement in its surroundings.”
An apparatus to receive or transmit electromagnetic waves
“The lack of protection means that e-mails and sensitive computer files can be accessed by hackers using little more than a laptop and an antenna.”
A device or organ that detects certain external stimuli and responds in a distinctive manner
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