Definition, Meaning & Synonyms

amplitude

noun
/ˈæmplɪtjuːd/
Definition
The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
Examples
  • The amplitude of the sound wave determines how loud the sound is.
  • Seismic waves can vary in amplitude, indicating the strength of an earthquake.
Meaning
In physics, amplitude refers to the size or magnitude of a wave’s oscillation. It helps to determine how powerful or intense the wave is.
Synonyms
  • Magnitude
  • Extent
  • Range