Search Result for "radio spectrum":
Wordnet 3.0

NOUN (1)

1. the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television;
[syn: radio spectrum, radio-frequency spectrum]



WordNet (r) 3.0 (2006):

radio spectrum
    n 1: the entire spectrum of electromagnetic frequencies used for
         communications; includes frequencies used for radio and
         radar and television [syn: radio spectrum, radio-
         frequency spectrum]