The difference in price from the midpoint of a trough to the midpoint of a peak of a security. Amplitude is positive when calculating a bullish retracement (when calculating from trough to peak) and negative when calculating a bearish retracement (when calculating from peak to trough).

Amplitude is calculated often in technical analysis. For example, it is the amount of retracement in a price and also the width of a channel in a range-bound market.

Chart pattern analysis says that after a retracement, price will continue to move at least a distance equal to the retracement's amplitude.

Investment dictionary. . 2012.


Look at other dictionaries:

  • amplitude — [ ɑ̃plityd ] n. f. • XVe; lat. amplitudo 1 ♦ Vx Grandeur, étendue. « Dans l amplitude et immensité de la nature » (Pascal). 2 ♦ Sc. Différence entre les valeurs extrêmes d une grandeur. Amplitude d un intervalle borné : distance entre les bornes …   Encyclopédie Universelle

  • Amplitude — is the magnitude of change in the oscillating variable, with each oscillation, within an oscillating system. For instance, sound waves are oscillations in atmospheric pressure and their amplitudes are proportional to the change in pressure during …   Wikipedia

  • Amplitude — Am pli*tude, n. [L. amplitudo, fr. amplus: cf. F. amplitude. See {Ample}.] 1. State of being ample; extent of surface or space; largeness of dimensions; size. [1913 Webster] The cathedral of Lincoln . . . is a magnificent structure,… …   The Collaborative International Dictionary of English

  • Amplitude [1] — Amplitude, wird in der Mathematik in verschiedenen Fällen als Bezeichnung für Winkel von spezieller Bedeutung gebraucht. So nennen manche Amplitude einer komplexen Zahl (a + ib) den durch die Gleichung a + ib = r (cosφ + isinφ)… …   Lexikon der gesamten Technik

  • amplitude — AMPLITUDE. s. f. Dans le jet des bombes, c est la ligne horizontale comprise entre le point d où part la bombe, et celui où elle va tomber. L amplitude du jet.Amplitude, en Astronomie, est l arc de l horizon compris entre le vrai levant ou le… …   Dictionnaire de l'Académie Française 1798

  • amplitude — of displacement at a point in a vibrating system is the largest value of displacement that the point attains with reference to its equilibrium position. double amplitude peak to peak amplitude static amplitude stress amplitude …   Mechanics glossary

  • Amplitude — Sf Schwingungsweite per. Wortschatz fach. (19. Jh.) Entlehnung. Entlehnt und übertragen aus l. amplitūdo ( dinis) Größe, Weite, Erhabenheit , Abstraktum von l. amplus umfangreich, geräumig, groß .    Ebenso nndl. amplitude, ne. amplitude, nfrz.… …   Etymologisches Wörterbuch der deutschen sprache

  • Amplitude — amplitudė statusas T sritis automatika atitikmenys: angl. amplitude vok. Amplitude, f; Schwingungsweite, f rus. амплитуда, f pranc. amplitude, f …   Automatikos terminų žodynas

  • Amplitude — amplitudė statusas T sritis Standartizacija ir metrologija apibrėžtis Didžiausias virpamojo dydžio nuokrypis nuo pusiausvyros padėties. Amplitudinę vertę virpamasis dydis kiekviename virpesių pusperiodyje pasiekia tik vieną kartą. atitikmenys:… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • Amplitude — amplitudė statusas T sritis fizika atitikmenys: angl. amplitude vok. Amplitude, f rus. амплитуда, f pranc. amplitude, f …   Fizikos terminų žodynas

  • amplitude — (n.) 1540s, from M.Fr. amplitude or directly from L. amplitudinem (nom. amplitudo) wide extent, width, from amplus (see AMPLE (Cf. ample)). Amplitude modulation in reference to radio wave broadcast (as opposed to frequency modulation) first… …   Etymology dictionary

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