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amplitude

   Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
am·pli·tude  (mpl-td, -tyd)
n.
1. Greatness of size; magnitude.
2. Fullness; copiousness.
3. Breadth or range, as of intelligence.
4. Astronomy The angular distance along the horizon from true east or west to the intersection of the vertical circle of a celestial body with the horizon.
5. Physics The maximum absolute value of a periodically varying quantity.
6. Mathematics
a. The maximum absolute value of a periodic curve measured along its vertical axis.
b. The angle made with the positive horizontal axis by the vector representation of a complex number.
7. Electronics The maximum absolute value reached by a voltage or current waveform.

[Latin amplitd, from amplus, large.]

amplitude [ˈæmplɪˌtjuːd]
n
1. greatness of extent; magnitude
2. abundance or copiousness
3. breadth or scope, as of the mind
4. (Astronomy) Astronomy the angular distance along the horizon measured from true east or west to the point of intersection of the vertical circle passing through a celestial body
5. (Mathematics) Also called argument Maths (of a complex number) the angle that the vector representing the complex number makes with the positive real axis. If the point (x, y) has polar coordinates (r, θ), the amplitude of x + iy is θ, that is, arctan y/x Compare modulus [2] See also Argand diagram
6. (Physics / General Physics) Physics the maximum variation from the zero or mean value of a periodically varying quantity
[from Latin amplitūdō breadth, from amplus spacious]

amplitude  (mpl-td)
1. Physics One half the full extent of a vibration, oscillation, or wave. The amplitude of an ocean wave is the maximum height of the wave crest above the level of calm water, or the maximum depth of the wave trough below the level of calm water. The amplitude of a pendulum swinging through an angle of 90° is 45°. Compare frequency.
2. Electronics The amount by which a voltage or current changes from zero or an average value.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.amplitudeamplitude - (physics) the maximum displacement of a periodic wave
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
shift, displacement - an event in which something is displaced without rotation
2.amplitude - the property of copious abundance
abundance, copiousness, teemingness - the property of a more than adequate quantity or supply; "an age of abundance"
3.amplitude - greatness of magnitude
magnitude - the property of relative size or extent (whether large or small); "they tried to predict the magnitude of the explosion"; "about the magnitude of a small pea"
signal level - the amplitude level of the desired signal
background level, noise level - the amplitude level of the undesired background noise

amplitude
Translations
amplitude [ˈæmplɪtjuːd] Namplitud f
amplitude [ˈæmplɪtjuːd] n
(= strength) [soundwave, signal] → amplitude f
(= largeness) → ampleur f
amplitude
n (of knowledge)Weite f, → Breite f; (of bosom)Üppigkeit f, → Fülle f; (Phys) → Amplitude f
amplitude [ˈæmplɪˌtjuːd] n (Math, Phys) → ampiezza


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? Mentioned in ? References in classic literature
 
Then she put upon her the white frock that Tess had worn at the club-walking, the airy fulness of which, supplementing her enlarged COIFFURE, imparted to her developing figure an amplitude which belied her age, and might cause her to be estimated as a woman when she was not much more than a child.
To conclude: no man can by care taking (as the Scripture saith) add a cubit to his stature, in this little model of a man's body; but in the great frame of kingdoms and commonwealths, it is in the power of princes or estates, to add amplitude and greatness to their kingdoms; for by introducing such ordinances, constitutions, and customs, as we have now touched, they may sow greatness to their posterity and succession.
And this cruel outward accuser was there in the shape of a wife--nay, of a young bride, who, instead of observing his abundant pen-scratches and amplitude of paper with the uncritical awe of an elegant-minded canary-bird, seemed to present herself as a spy watching everything with a malign power of inference.
 
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