Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “amplitude”

See all translations

amplitude

noun [C/U]  /ˈæm·plɪˌtud/ us  
physics the strength of a wave of sound or electricity, measured at the strongest repeating part of the wave trigonometry Amplitude is also the greatest height of a graph (= drawing) of the relationships of a sine or cosine . earth science Amplitude is also the height of a wave (= water movement) from top to bottom.
Translations of “amplitude”
in Chinese (Traditional) 大量, 廣闊,廣大, 充足,豐富…
in Chinese (Simplified) 大量, 广阔,广大, 充足,丰富…
(Definition of amplitude from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of amplitude?
Add Cambridge dictionaries to your browser to your website

Definitions of “amplitude” in other dictionaries

Word of the Day

derivative

If something is derivative, it is not the result of new ideas, but has been developed from or copies something else.

Word of the Day

Euphemisms (Words used to Avoid Offending People)

by Kate Woodford,
March 04, 2015
​​​ We recently looked at the language that we use to describe lies and lying. One area of lying that we considered was ‘being slightly dishonest, or not speaking the complete truth’. One reason for not speaking the complete truth is to avoid saying something that might upset or offend people. Words and

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More