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Definition of frequency noun from the Oxford Advanced Learner's Dictionary

frequency

noun
 
/ˈfriːkwənsi/
 
/ˈfriːkwənsi/
(plural frequencies)
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  1. [uncountable, countable] the rate at which something happens or is repeated
    • Fatal road accidents have decreased in frequency over recent years.
    • Dawn was then visiting New York with increasing frequency.
    • a society with a high/low frequency (= happening often/not very often) of stable marriages
    • Users will be able to rearrange their icons by frequency of use.
    • The program can show us word frequency (= how often words occur in a language).
    Extra Examples
    • Crime can increase in frequency in less settled neighbourhoods.
    • The drug can reduce the frequency and severity of attacks.
    • These incidents have increased in frequency.
    Oxford Collocations Dictionaryadjective
    • great
    • increased
    • increasing
    verb + frequency
    • decrease in
    • increase in
    • decrease
    preposition
    • with frequency
    See full entry
  2. [uncountable] the fact of something happening often
    • the alarming frequency of computer errors
    • The relative frequency of this illness in the area is of concern to all doctors.
    • with… frequency Objects like this turn up at sales with surprising frequency.
    • Bullets bounced off the rock with alarming frequency.
    Oxford Collocations Dictionaryadjective
    • great
    • increased
    • increasing
    verb + frequency
    • decrease in
    • increase in
    • decrease
    preposition
    • with frequency
    See full entry
  3. [countable, uncountable] (specialist) the rate at which a sound or electromagnetic wave vibrates (= moves up and down)
    • a high/low frequency
    • Electromagnetic waves of radio frequency can make molecules vibrate and heat up.
    Topics Physics and chemistryc1
    Oxford Collocations Dictionaryadjective
    • high
    • low
    • microwave
    frequency + noun
    • range
    • spectrum
    • band
    See full entry
  4. [countable, uncountable] (specialist) the number of radio waves for every second of a radio signal
    • a frequency band
    • an FM radio frequency
    • There are only a limited number of broadcasting frequencies.
    Topics TV, radio and newsc1
    Oxford Collocations Dictionaryadjective
    • high
    • low
    • microwave
    frequency + noun
    • range
    • spectrum
    • band
    See full entry
  5. Word Originmid 16th cent. (gradually superseding late Middle English frequence; originally denoting a gathering of people): from Latin frequentia, from frequens, frequent- ‘crowded, frequent’.
See frequency in the Oxford Advanced American DictionarySee frequency in the Oxford Learner's Dictionary of Academic English
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