phototropic
growing toward or away from the light.
taking a particular direction under the influence of light.
Origin of phototropic
1Other words from phototropic
- pho·to·trop·i·cal·ly, adverb
Words Nearby phototropic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use phototropic in a sentence
For the past decade, he has used the phototropic properties of cyanobacteria to produce images in Petri dishes.
Thus the leaflets of Mimosa pudica acted on by light from above fold upwards, the phototropic effect being positive.
Life Movements in Plants, Volume II, 1919 | Sir Jagadis Chunder BoseBut the same leaflets acted on by light from below exhibit a folding upwards, the phototropic effect being now negative.
Life Movements in Plants, Volume II, 1919 | Sir Jagadis Chunder BoseThis has even led to assumption that there are phototropic particles which function like statoliths in geotropic organs.
Life Movements in Plants, Volume II, 1919 | Sir Jagadis Chunder BoseAs the responsive movement is towards light, the phototropic effect must be regarded as positive.
Life Movements in Plants, Volume II, 1919 | Sir Jagadis Chunder Bose
I shall now describe the phototropic effect of unilateral light in pulvinated, and in growing organs.
Life Movements in Plants, Volume II, 1919 | Sir Jagadis Chunder Bose
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