Wiktionary
antennalike
a. Resembling an antenna or antennae, or some aspect of them.
Usage examples of "antennalike".
Lovingly, she stroked the any little antennalike thing on the side of the strange machine.
Every guard wore headphones connected to an antennalike detector that he waved rhythmically in front of him-the same devices they used twice a week to sweep for electronic bugs inside the Vatican.