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

guru

a religious leader or teacher in the Hindu or Sikh religion

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

crossfit noun

March 23, 2015
high-intensity strength training Two women in strappy dresses discussed how much weight they could snatch

Read More