Undulation

Undulation
Undulation Un`du*la"tion, n. [Cf. F. ondulation.] 1. The act of undulating; a waving motion or vibration; as, the undulations of a fluid, of water, or of air; the undulations of sound. [1913 Webster]

2. A wavy appearance or outline; waviness. --Evelyn. [1913 Webster]

3. (Mus.) (a) The tremulous tone produced by a peculiar pressure of the finger on a string, as of a violin. (b) The pulsation caused by the vibrating together of two tones not quite in unison; -- called also {beat}. [1913 Webster]

4. (Physics) A motion to and fro, up and down, or from side to side, in any fluid or elastic medium, propagated continuously among its particles, but with no translation of the particles themselves in the direction of the propagation of the wave; a wave motion; a vibration. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Undulation — may refer to:* Lateral undulation, the most primitive of vertebrate locomotor patterns * Law of Undulation, an invention of C. S. Lewis * Undulation of the geoid, the separation between the geoid and the reference ellipsoid of the Earth …   Wikipedia

  • Undulation — oder Undulationstechnik bezeichnet eine wellenartige Durchbiegung des Körpers beim Schwimmen. Ein umgangssprachlicher Ausdruck dafür ist Delfinwelle. Beim Delfinschwimmstil ist die Undulation neben der Arm und Beinbewegung der Hauptbestandteil… …   Deutsch Wikipedia

  • Undulation — (lat.), soviel wie Wellenbewegung (s. d.); Undulationstheorie, s. Licht …   Meyers Großes Konversations-Lexikon

  • Undulation — (lat.), Wellenbewegung; Undulationstheorie, s. Licht; undulatōrisch, wellenförmig; undulieren, sich wellenförmig bewegen …   Kleines Konversations-Lexikon

  • undulation — 1640s, from M.L. *undulatio, from L.L. undulatus wavy, undulated, from undula wavelet, dim. of L. unda wave (see WATER (Cf. water)) …   Etymology dictionary

  • undulation — [un΄jə lā′shən, un΄dyəkā′shən] n. 1. a) the act of undulating b) an undulating motion, as of a snake 2. a wavy, curving form or outline, esp. one of a series 3. Physics wave motion, as of light or sound, or a wave or vibration …   English World dictionary

  • Undulation — bangavimo reiškinys statusas T sritis radioelektronika atitikmenys: angl. undulation effect; wave motion vok. Undulation, f; Wellenbewegung, f rus. волновое движение, n pranc. effet ondulatoire, m …   Radioelektronikos terminų žodynas

  • Undulation — bangavimas statusas T sritis fizika atitikmenys: angl. undulation; wave motion vok. Undulation, f; Wellenbewegung, f rus. волновое движение, n pranc. mouvement d’ondes, m; mouvement ondulatoire, m; ondulation, f …   Fizikos terminų žodynas

  • undulation — bangavimas statusas T sritis fizika atitikmenys: angl. undulation; wave motion vok. Undulation, f; Wellenbewegung, f rus. волновое движение, n pranc. mouvement d’ondes, m; mouvement ondulatoire, m; ondulation, f …   Fizikos terminų žodynas

  • Undulation — Un|du|la|ti|on 〈f. 20; Phys.〉 Wellenbewegung [<ital. ondulazione „wellenförmige Bewegung“; zu ondulare „sich wellenförmig bewegen“; zu onda <lat. unda „Welle“] * * * Undulation   [zu lateinisch undula »kleine Welle«] die, / en …   Universal-Lexikon

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