Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun frequency

3 senses of frequency

Sense 1
frequency, frequence, oftenness -- (the number of occurrences within a given time period; "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older")
       => rate -- (a magnitude or frequency relative to a time unit; "they traveled at a rate of 55 miles per hour"; "the rate of change was faster than expected")

Sense 2
frequency, relative frequency -- (the ratio of the number of observations in a statistical category to the total number of observations)
       => ratio -- (the relative magnitudes of two quantities (usually expressed as a quotient))

Sense 3
frequency, absolute frequency -- (the number of observations in a given statistical category)
       => cardinal number, cardinal -- (the number of elements in a mathematical set; denotes a quantity but not the order)