hydrotropism

noun
hy·​drot·​ro·​pism | \ hī-ˈdrä-trə-ˌpi-zəm How to pronounce hydrotropism (audio) \

Definition of hydrotropism

: a tropism (as in plant roots) in which water or water vapor is the orienting factor

Other Words from hydrotropism

hydrotropic \ ˌhī-​drə-​ˈtrō-​pik How to pronounce hydrotropic (audio) , -​ˈträ-​ \ adjective

First Known Use of hydrotropism

circa 1882, in the meaning defined above

History and Etymology for hydrotropism

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The first known use of hydrotropism was circa 1882

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hydrotropism

noun
hy·​dro·​tro·​pism | \ hī-ˈdrä-trə-ˌpiz-əm; ˌhī-drə-ˈtrō-ˌpiz-əm How to pronounce hydrotropism (audio) , -ˈträ- How to pronounce hydrotropism (audio) \

Medical Definition of hydrotropism

: a tropism in which water or water vapor is the orienting factor

More from Merriam-Webster on hydrotropism

Britannica.com: Encyclopedia article about hydrotropism

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