frequency

nounB2

Định nghĩa theo từ loại

Danh từ

noun

Plural noun:

frequenciesfrequence

1.
(countable, uncountable)(uncountable or countable) The rate of occurrence of anything; the relationship between incidence and time period.
With growing confidence, the Viking’s raids increased in frequency.
The frequency of bus service has been improved from one every 15 to one every 12 minutes.
2.
(uncountable)The property of occurring often rather than infrequently.
The FAQ addresses questions that come up with some frequency.
The frequency of the visits was what annoyed him.
3.
(countable)The quotient of the number of times n a periodic phenomenon occurs over the time t in which it occurs: f=n/t.
The frequency of the musical note A above middle C is 440 oscillations per second.
The frequency of a wave is its velocity v divided by its wavelength #92;lambda: f#61;v#47;#92;lambda.
Broadcasting live at a frequency of 98.3 megahertz, we’re your rock alternative!
The frequency for electric power in the Americas is generally 60 Hz rather than 50.
4.
(countable, uncountable)A tone, character, mood, or vibe
5.
(countable, uncountable)(statistics) number of times an event occurred in an experiment (absolute frequency)
6.
(countable, uncountable)(telecommunications) range of electromagnetic waves used for wireless communication in devices like radios, TVs and mobile phones

Từ liên quan

Đồng nghĩa

oftennessfreq

Trái nghĩa

periodrate of occurrence period

Cùng gốc / liên quan

dual-frequencyangular frequencyaudio frequencyextremely low frequencyfrequency assignmentfrequency channelfrequency distributionfrequency listfrequency modulationfrequency multiplierfrequency shift keyingfrequency-shift keyingfundamental frequencyhigh frequencyhigh frequency gravitational wavehigh-frequencyhigh-frequency gravitational wavehigh-frequency tradingintermediate frequencymaximum usable frequency

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Nguồn gốc từ

From Latin frequentia, from frequens. frequent.