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“heliotropism”
1. Plant movement or orientation in response to the location of sun light.
2. The reversible phenomenon of color change in a solid as the result of exposure to sun light.
2. The reversible phenomenon of color change in a solid as the result of exposure to sun light.
This entry is located in the following units:
helio-, heli-
(page 5)
-ism, -ismus
(page 25)
tropo-, trop-, -tropal, -trope(s), -tropic, -tropism, -tropia, -tropous, -tropy, trep-
(page 3)