Antenna (6)
'antenna' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for aerial that I've seen before include "Signal receiver" , "Device to receive or transmit radio waves" , "imaginary" , "Ethereal" , "Antenna; of the air" .)
'antenna' is the definition.
(synonyms)
This is all the clue.
(Other definitions for feeler that I've seen before include "Tentative proposal (to test someoneOs attitude)" , "Antenna or cautious proposal" , "Organ of touch or tentative proposal" , "Tentative suggestion designed to elicit the reactions of others" , "Insect's antenna" .)