geotropism

noun
ge·ot·ro·pism | \jē-ˈä-trə-ˌpi-zəm \

Definition of geotropism 

: a tropism (as of plant roots or shoots) in which gravity is the orienting factor : gravitropism Exactly how roots perceive and transduce gravity has not yet been fully explained, which is surprising because root geotropism has been investigated for more than 100 years.— Lewis J. Feldman

First Known Use of geotropism

1873, in the meaning defined above

History and Etymology for geotropism

International Scientific Vocabulary

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The first known use of geotropism was in 1873

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More Definitions for geotropism

geotropism

noun
ge·ot·ro·pism | \jē-ˈä-trə-ˌpiz-əm \

Medical Definition of geotropism 

: a tropism in which gravity is the orienting factor

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