saltation


saltation
saltational, adj.
/sal tay"sheuhn/, n.
1. a dancing, hopping, or leaping movement.
2. an abrupt movement or transition.
3. Geol. intermittent, leaping movement of particles of sand or gravel, as from the force of wind or running water.
4. Biol.
a. a sudden discontinuity in a line of descent.
b. a mutation.
[1640-50; < L saltation- (s. of saltatio) a dancing, equiv. to saltat(us) (ptp. of saltare; see SALTANT) + -ion- -ION]

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Universalium. 2010.

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  • saltation — [ saltasjɔ̃ ] n. f. • 1372; lat. saltatio, de saltare « sauter » 1 ♦ Antiq. rom. Exercice du corps, mouvements réglés de la danse, de la pantomime. 2 ♦ Paléont. Apparition brusque d une nouvelle espèce vivante. 3 ♦ Didact. Déplacement des… …   Encyclopédie Universelle

  • Saltation — Sal*ta tion, n. [L. saltatio: cf. F. saltation.] 1. A leaping or jumping. [1913 Webster] Continued his saltation without pause. Sir W. Scott. [1913 Webster] 2. Beating or palpitation; as, the saltation of the great artery. [1913 Webster] 3. (Biol …   The Collaborative International Dictionary of English

  • Saltation — may refer to:* Saltation (biology), an evolutionary hypothesis emphasizing sudden and drastic change * Saltation (geology), a process of particle transport by fluids. * Saltatory conduction, a process by which nerve impulses are transmitted along …   Wikipedia

  • Saltation — bezeichnet den sprungweisen Transport von Sandkörnern mit einer Korngröße von 70 µm 500 µm bzw. 70 µm 100 µm (modifizierte Saltation)[1]. Außerdem bezeichnet der Begriff sowohl das feinklastische Sedimentmaterial auf dem Grund eines Flussbettes… …   Deutsch Wikipedia

  • saltation — saltation. См. сальтация. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Saltation — (lat.), das Tanzen; Saltator, Tänzer …   Meyers Großes Konversations-Lexikon

  • Saltation — Saltatīon (lat.), das Tanzen; auch das Klopfen der Pulsadern; Saltātor, Tänzer …   Kleines Konversations-Lexikon

  • saltation — 1620s, from L. saltationem, noun of action from saltare (see SAUTE (Cf. saute)) …   Etymology dictionary

  • saltation — [sal tā′shən] n. [L saltatio, a dancing, dance < saltatus, pp. of saltare: see SALTANT] 1. a leaping, jumping, or dancing 2. sudden change, movement, or development, as if by leaping 3. Biol. a sudden, major inherited change in an organism,… …   English World dictionary

  • Saltation — 1 charriage 2 saltation 3 suspension 4 sens du courant ou du vent …   Wikipédia en Français

  • saltation — (sal ta sion ; en vers, de cinq syllabes) s. f. Terme d antiquité. Art qui comprenait la danse, la pantomime, l action théâtrale, l action oratoire, etc. •   Il ne faut pas restreindre le sens de saltation à celui que nous donnons dans notre… …   Dictionnaire de la Langue Française d'Émile Littré


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