Amplitude
//ˈæm.plɪ.tud// noun
noun ·Common ·High school level
Definitions
Noun
- 1 The measure of the size of something, especially its width or breadth; largeness, magnitude. countable, uncountable
"The cathedral of Lincoln […] is a magnificent structure, proportionable to the amplitude of the diocese."
- 2 greatness of magnitude wordnet
- 3 The maximum absolute value of the vertical component of a curve or function, especially one that is periodic. countable, uncountable
- 4 the property of copious abundance wordnet
- 5 The maximum absolute value of some quantity that varies. countable, uncountable
Show 6 more definitions
- 6 (physics) the maximum displacement of a periodic wave wordnet
- 7 The arc of the horizon between the true east or west point and the center of the sun, or a star, at its rising or setting. At the rising, the amplitude is eastern or ortive: at the setting, it is western, occiduous, or occasive. It is also northern or southern, when north or south of the equator. countable, uncountable
- 8 The arc of the horizon between the true east or west point and the foot of the vertical circle passing through any star or object. countable, uncountable
- 9 The horizontal line which measures the distance to which a projectile is thrown; the range. countable, uncountable
- 10 The range of motion of the gymnast's body while performing a skill. countable, uncountable
- 11 The range of environmental conditions in which an organism can survive. countable, uncountable
Example
More examples"The mean value of the frequency decreases with increasing amplitude."
Etymology
Borrowed from Middle French amplitude, from Latin amplitūdō, from amplus (“large”). By surface analysis, ample + -itude.
Related phrases
More for "amplitude"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.