Amplitude
/ˈæmplɪtuːd/Definition, CEFR level C1, pronunciation, examples, and quiz.
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Definition
nounThe maximum size or strength of a wave or movement.
Extra definitions
nounThe maximum size of a wave or vibration.
nounThe strength of a signal or sound wave.
nounThe distance from a wave's middle line to its peak.
Sentence Examples
The wave has a large amplitude.
The machine measures sound amplitude.
Increasing amplitude makes the signal stronger.
Synonyms & Antonyms
Synonyms:
None
Antonyms:
None
Word Origin & History
Borrowed from Middle French amplitude, from Latin amplitūdō, from amplus (“large”). By surface analysis, ample + -itude.
Literary Quotations & Historical Citations
“The cathedral of Lincoln […] is a magnificent structure, proportionable to the amplitude of the diocese.”
— 1655, Thomas Fuller, The Church-history of Britain; […], London: […] Iohn Williams […], →OCLC, (please specify |book=I to XI):
“amplitude of mind”
— 1671, John Milton, “The First Book”, in Paradise Regain’d. A Poem. In IV Books. To which is Added, Samson Agonistes, London: […] J[ohn] M[acock] for John Starkey […], →OCLC, page 2:
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CEFR Practice Quiz
The wave has a large ____.