English · Science & Technology
amplitude
/ˈæm.plɪ.tjuːd/
[/ˈæm.plɪ.tjuːd/]
size of a wave
Advancednoun
Definition
The size or height of a wave, which determines how strong or loud it is.
Example
A sound wave with greater amplitude is heard as a louder and more powerful noise.
A sound wave with greater amplitude is heard as a louder and more powerful noise.
Etymology
From Latin 'amplitudo' (wide extent), from 'amplus' (large, spacious).
How & Where It’s Used
Used in physics for sound, light, and other waves.