pho|to|tax|is

pho|to|tax|is
pho|to|tax|is «FOH toh TAK sihs», noun.
the tendency of an organism to move in response to light: »

Several workers have found negative phototaxis (movement away from light) in a number of species (E. B. Edney).

[< German Phototaxis < Greek phôs, phōtós light1 + táxis arrangement]

Useful english dictionary. 2012.

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Look at other dictionaries:

  • pho|to|tax|y — «FOH toh TAK see», noun. = phototaxis. (Cf. ↑phototaxis) …   Useful english dictionary

  • pho — pho·bism; pho·bo·tac·tic; pho·bo·tax·is; pho·by; pho·ca; pho·ca·cean; pho·cae·na; pho·cae·ni·dae; pho·cal; pho·ci·dae; pho·cine; pho·coe·na; pho·co·me·lia; pho·com·e·lus; pho·la·da·cea; pho·lad·i·dae; pho·las; …   English syllables

  • phobotaxis — pho·bo·tax·is …   English syllables

  • phototaxis — pho•to•tax•is [[t]ˌfoʊ təˈtæk sɪs[/t]] also pho′to•tax′y n. bio movement of an organism toward or away from a source of light • Etymology: 1900–05 pho to•tac′tic ˈtæk tɪk adj. pho to•tac′ti•cal•ly, adv …   From formal English to slang

  • negative phototaxis — Phototaxis Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the… …   The Collaborative International Dictionary of English

  • Phototactic — Phototaxis Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the… …   The Collaborative International Dictionary of English

  • Phototactically — Phototaxis Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the… …   The Collaborative International Dictionary of English

  • Phototaxis — Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the tendency to… …   The Collaborative International Dictionary of English

  • Phototaxy — Phototaxis Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the… …   The Collaborative International Dictionary of English

  • positive phototaxis — Phototaxis Pho to*tax is, Phototaxy Pho to*tax y, n. [NL. phototaxis; photo + Gr. ? an arranging.] (Biol.) The influence of light on the movements of low organisms, as various infusorians, the zo[ o]spores of certain alg[ae], etc.; also, the… …   The Collaborative International Dictionary of English

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