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apheliotropism

noun
aph·e·li·ot·ro·pism
plural -s

Definition of apheliotropism 

: negative heliotropism (as in certain roots that turn away from the sun)

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History and Etymology for apheliotropism

apo- + heliotropism

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Dictionary Entries near apheliotropism

Aphelinus

aphelion

apheliotropic

apheliotropism

Aphelops

apheresis

aphesis

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