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Hasil cari dari kata atau frase: phototropism (0.00794 detik)
Found 2 items, similar to phototropism.
English → English (WordNet)
Definition: phototropism
phototropism
n : an orienting response to light
English → English (gcide)
Definition: Phototropism
Phototropism
\Pho*tot"ro*pism\, n. [Photo- + Gr. ? to turn.]
1. (Plant Physiol.) The tendency of growing plant organs to
move or curve under the influence of light. In ordinary
use the term is practically synonymous with
heliotropism.
[Webster 1913 Suppl.]
2. (Microbiology) exhibiting movement in a direction toward
(
positive phototropism) or away from (
negative phototropism
) a source of light.
[PJC]
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