Definition amplitude in British English

amplitude noun

[uncountable] noun

/ˈæmplɪˌtjuːd/

half of the total height of a wave such as a sound wave or an electrical wave, used as a measurement of how strong it is. The amplitude of a sea wave is its height above the level of water when the water is calm and still.

Synonyms and related words

absorbance air resistance amplitude A amp ampere

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