Pronunciation: ' ef- ˌ em
Function: noun
Usage: often attrib
Etymology: f requency m odulation
Date: 1940
: a broadcasting system using frequency modulation also : a radio receiver of such a system
Pronunciation: ' ef- ˌ em
Function: noun
Usage: often attrib
Etymology: f requency m odulation
Date: 1940
: a broadcasting system using frequency modulation also : a radio receiver of such a system
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012