frequency

/ˈfrikwənsi/
noun
  1. The number of times something happens within a particular period of time.
    • The frequency of earthquakes in this region has increased recently.
    • She visits her grandparents with surprising frequency.
    • The study measured the frequency of errors made by students.
  2. The rate at which a sound wave or radio wave vibrates, measured in hertz.
    • The radio station broadcasts on a frequency of 98.7 FM.
    • Adjust the frequency on the dial to find a clear signal.
    • Dogs can hear sounds at a higher frequency than humans.
  3. In statistics, the number of times a particular value appears in a set of data.
    • The graph shows the frequency of each test score.
    • A frequency table helps organize large amounts of information.
    • The frequency of the number 7 in the data set was five.
Antonyms
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