Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “frequency”

See all translations

frequency

noun uk   /ˈfriː.kwən.si/ us  

frequency noun (HAPPENING)

[C or U] the number of times something happens within a particular period, or the fact of something happening often or a large number or times: Complaints about the frequency of trains rose by 201 percent in the last year. the increasing frequency of terrorist attacks It's not the duration of his absences from work so much as the frequency that worries me.

frequency noun (LIGHT/SOUND/RADIO)

[U] specialized physics the number of times that a wave, especially a light, sound, or radio wave, is produced within a particular period, especially one second: the frequency of light low frequency radiation The human ear cannot hear very high-frequency sounds. [C] specialized media a particular number of radio waves produced in a second at which a radio signal is broadcast: Do you know what frequency the BBC World Service is on?
(Definition of frequency from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of frequency?
Add Cambridge dictionaries to your browser to your website

Definitions of “frequency” in other dictionaries

SMART Thesaurus: Physics in general

“frequency”: synonyms and related words:

You can also find related words, phrases, and synonyms in the topics:

Word of the Day

piglet

a baby pig

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More