[ rey-dee-oh-tel-uh-fohn ]
/ ˌreɪ di oʊˈtɛl əˌfoʊn /


a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.

verb (used with or without object), ra·di·o·tel·e·phoned, ra·di·o·tel·e·phon·ing.

to telephone by radiotelephony.

Origin of radiotelephone

First recorded in 1905–10; radio- + telephone
Related formsra·di·o·tel·e·phon·ic [rey-dee-oh-tel-uh-fon-ik] /ˌreɪ di oʊˌtɛl əˈfɒn ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for radiotelephone

British Dictionary definitions for radiotelephone


/ (ˌreɪdɪəʊˈtɛlɪˌfəʊn) /


Also called: radiophone, wireless telephone a device for communication by means of radio waves rather than by transmitting along wires or cables


to telephone (a person) by radiotelephone
Sometimes shortened to: radio
Derived Formsradiotelephonic (ˌreɪdɪəʊˌtɛlɪˈfɒnɪk), adjectiveradiotelephony (ˌreɪdɪəʊtɪˈlɛfənɪ), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012