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# frequency

noun (frequency, frequencies)

«frequency» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. How often something happens. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#m1)
2. (maths) The number of times a value or item appears in a set of data. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#m2)
3. (science) How many waves (of sound, light or radio) pass a point each second. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#m3)
4. A radio station's channel number. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#m4)

### In the lessons

In maths: frequency tables and tally charts count how often each value appears; «highest frequency» = the mode. In science: high-frequency sounds are high-pitched; frequency is measured in hertz (Hz). In everyday life: «the frequency of buses».

### Examples

- Fill in the frequency column of the tally chart. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x1)
- Red had the highest frequency in our survey. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x2)
- Bats make sounds at a very high frequency. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x3)
- The frequency of buses is every ten minutes. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x4)
- Tune the radio to the right frequency. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x5)
- The frequency of accidents fell after the speed bumps. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x6)
- Dogs can hear frequencies we cannot. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x7)
- Yet its main incidents occur with frequency in Continental folk-tales. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/#x8)

### Note

Countable in maths and science (frequencies). Adjective: frequent. In maths, frequency = count, not the value itself; total of all frequencies = number of data items. Mode = value with the highest frequency.

## On Mova

- [Trees and pragmatics of «frequency» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/F/frequency/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«frequency» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/frequency.html) on Mova free.