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frenulum
frenum
frenzied
frenzy
Freon
freq.
frequency
frequency distribution
frequency modulation
frequent
frequent flier
frequent guest
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frequently
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fresh
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frequency modulation
fre·quen·cy mod·u·la·tion


noun 
Definition:
 
method of radio broadcasting: a method of radio transmission in which the frequency of the wave carrying the signal is varied in accordance with the particularities of the sound being broadcast
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