An antenna is a device used to transmit and receive electromagnetic signals. The crossword solutions for the term antenna are 'ears' (4 letters), 'FEELER' (6 letters), 'AERIAL' (6 letters), 'dipole' (6 letters), 'DISH' (4 letters), 'CABLE' (5 letters), and 'radomes' (7 letters). Ears and FEELER are terms used to describe the shape of an antenna, while AERIAL and dipole refer to the type of antenna. A DISH is a type of antenna that is shaped like a bowl, while CABLE is used to connect an antenna to a receiver. Radomes are protective covers used to protect antennas from the elements.