frequency
(noun)
noun
1. 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
Similar word(s): frequence, oftenness
Definition categories: time, rate
2. the ratio of the number of observations in a statistical category to the total number of observations
Definition categories: link, ratio
3. the number of observations in a given statistical category