radio beam radio beacon • radio bearing · · · Info · Definitions · Synonyms · Characters · · radio beam · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) a signal transmitted along a narrow path; guides airplane pilots in darkness or bad weather. Synonyms: radio beam, beam. · · Noun Definition 1 Synonyms · · · beam · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072