Alternative spelling of radio telescope

(telephony) Alternative spelling of radiotelephone

plural of radio-telephone

(colloquial, derogatory, humorous) An ugly face.

Dramatized, purely acoustic performance, broadcast on radio or published on audio media, such as tape or CD.

plural of radio drama

A form of non-ionizing radiation consisting of free neutrons.

Radiation that does not cause atmospheric ionization; electrically neutral radiation.

(idiomatic) To go unnoticed, especially for a long period of time.

plural of radial engine