Frequency

n.	1.	The condition of returning frequently; occurrence often repeated; common occurence; as, the frequency of crimes; the frequency of miracles. The reasons that moved her to remove were, because Rome was a place of riot and luxury, her soul being almost stifled with, the frequencies of ladies' visits. - Fuller.
	2.	A crowd; a throng.

Noun	1.	frequency - the number of occurrences within a given time period (usually 1 second); "the frequency of modulation was 40 cycles per second" Synonyms: frequence, oftenness
	2.	frequency - the ratio of the number of observations in a statistical category to the total number of observations Synonyms: relative frequency
	3.	frequency - the number of observations in a given statistical category Synonyms: absolute frequency

AF, CPS, EHF, HF, Hz, MF, RF, SHF, UHF, VHF, VLF, amplitude, antinode, audio frequency, carrier frequency, crest, cycles, de Broglie wave, diffraction, electromagnetic radiation, electromagnetic wave, extremely high frequency, fluctuation, frequency band, frequency spectrum, fundamental, fundamental tone, guided wave, harmonic, harmonic motion, hertz, high frequency, in phase, interference, intermediate frequency, intonation, kilocycles, kilohertz, libration, light, longitudinal wave, low frequency, lower frequencies, mechanical wave, medium frequency, megacycles, megahertz, monotone, monotony, node, nutation, oscillation, out of phase, overtone, partial, partial tone, pendulation, period, periodic wave, periodicity, pitch, radio frequency, radio wave, ray, reinforcement, resonance, resonance frequency, seismic wave, shock wave, sound wave, spark frequency, spectrum, superhigh frequency, surface wave, tidal wave, tone, tonelessness, transverse wave, trough, ultrahigh frequency, upper frequencies, vacillation, very high frequency, very low frequency, vibrancy, vibratility, vibration, wave, wave equation, wave motion, wave number, wavelength, wavering