phototropism


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pho·tot·ro·pism

 (fō-tŏt′rə-pĭz′əm, fō′tō-trō′-)
n.
Growth or movement of a sessile organism toward or away from a source of light.

pho′to·tro′pic (fō′tə-trō′pĭk) adj.

phototropism

(ˌfəʊtəʊˈtrəʊpɪzəm)
n
1. (Botany) the growth response of plant parts to the stimulus of light, producing a bending towards the light source
2. (Zoology) the response of animals to light; phototaxis
ˌphotoˈtropic adj

pho•tot•ro•pism

(foʊˈtɒ trəˌpɪz əm, ˌfoʊ toʊˈtroʊ pɪz əm)

n.
phototropic tendency or growth.
[1895–1900]

pho·tot·ro·pism

(fō-tŏt′rə-pĭz′əm)
The growth or movement of a fixed organism, especially a plant, toward or away from light.

phototropic (fō′tə-trō′pĭk, fō′tə-trŏp′ĭk) adjective

phototropism

growth or motion in response to light. — phototropic, adj.
See also: Biology
motion in a particular direction under the stimulus of light, as exhibited by certain plants, organisms, etc. — phototropic, adj.
See also: Motion
motion in a particular direction under the stimulus of light, as manifested by certain plants, organisms, etc. — phototropic, adj.
See also: Light
motion in response to light, either toward it or away from it, as manifested by certain plants. — phototropic, adj.
See also: Plants
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phototropism - an orienting response to light
tropism - an involuntary orienting response; positive or negative reaction to a stimulus source
Translations

phototropism

[ˈfəʊtəʊˈtrəʊpɪzəm] Nfototropismo m

phototropism

[ˌfəʊtəʊˈtrəʊpɪzm] nfototropismo
References in periodicals archive ?
Phototropism in the larval and early adolescent stages of Homarus americanus.
23) His intellectual career included a De vegetabilibus that made enormous advances in the understanding of vines, buds, phototropism, sap, and the classification of plants, and a De animalibus that describes, sometimes for the first time,
U tomentosa has a positive phototropism, and luminosity required for the development of younger individuals located in areas of natural regeneration (CANALES-SPRINGETT et al.
Called phototropism (photo means light, and trope means to grow), the process relies on plant cells producing growth hormones called auxins.
2008), likely because oyster larvae exhibit negative phototropism (Baker & Mann 1998).
Not) Keeping the stem straight: a proteomic analysis of maritime pine seedlings undergoing phototropism and gravitropism.
The lower growth volume was made by directing branches to grow downward by reducing gravitropism, and the upper growth volume was made by directing branches upward by increasing phototropism.
PGSA is a bionic random algorithm that characterizes the growth mechanism of plant phototropism.
This type of light-oriented growth is called phototropism," explained Prof.
Explain to students that plants have a growth response toward light, called phototropism.