Geotropism is a 10 letter English word. It's valid Words with friends word worth 18 points.
You can make 822 anagrams from letters in geotropism (egimooprst).
First recorded in 1870-75; geo- + -tropism
Thus I am now observing something about geotropism, and I had no idea a few weeks ago that this would have been necessary.
The root is thus supposed to be characterised by "positive" and the shoot by "negative" geotropism.
No phenomenon of tropic movement appears so inexplicable as that of geotropism.
geotropism is a specific subject in the physiology of plants.
Hence an agent which acts on the organ from outside, induces phototropic change earlier than variation in geotropism.
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