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heliotropism

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noun he·li·ot·ro·pism \ˌhē-lē-ˈä-trə-ˌpi-zəm\

Definition of heliotropism

  1. :  phototropism in which sunlight is the orienting stimulus

heliotropic

play \ˌhē-lē-ə-ˈtrō-pik, -ˈträ-\ adjective

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First Known Use of heliotropism

circa 1854

Medical Dictionary

heliotropism

play
noun he·li·ot·ro·pism \ˌhē-lē-ˈä-trə-ˌpiz-əm\

Medical Definition of heliotropism

  1. :  phototropism in which sunlight is the orienting stimulus

heliotropic

\-lē-ə-ˈtrōp-ik, -ˈträp-\play play adjective

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heliotropism

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