amplitude
nounfeminine/ɐ̃pliˈtudɨ/medium
am·pli·tu·de
Definitions
1Extent, magnitude, width; the range or scope of something.
The amplitude of the valley was impressive.
The project has a national amplitude.
Common collocations
great amplitudethermal amplitudeamplitude of movement
2(Physics) The maximum extent of a vibration or oscillation from its mean position.
The amplitude of the sound wave determines its volume.
The amplitude of the electrical signal was measured.
Common collocations
amplitude of a wavesignal amplitude
Etymology
Do latim 'amplitudo, -inis', de 'amplus' (amplo, extenso).