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frequency - definition and synonyms


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90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



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noun frequency pronunciation in British English /ˈfriːkwənsi/
Word Forms
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  1. 1
    [uncountable] the number of times that something happens during a period of time
    frequency of:

    Changes in sea temperature will increase the frequency of hurricanes.

    with increasing frequency (=more often):

    Accidents occur here with increasing frequency.

    1. a.
      the number of instances of something
      frequency of:

      We hope this treatment will reduce the frequency of heart disease.

      high/low frequency:

      Words with higher frequency are likely to have more complex behaviour.

    2. b.
      used for saying that something happens a lot

      We became suspicious of the frequency and size of his bank withdrawals.

  2. 2
    [countable/uncountable] physics the rate at which a sound wave, light wave, or radio wave vibrates (=moves up and down)

    a frequency of 7.5 MHz



used to describe something which is done more carefully and over a longer period of time …

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the practice of giving birth in the presence of several friends and relatives

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