tropism

2 ENTRIES FOUND:

tro·pism

noun \ˈtrō-ˌpi-zəm\

Definition of TROPISM

1
a : involuntary orientation by an organism or one of its parts that involves turning or curving by movement or by differential growth and is a positive or negative response to a source of stimulation b : a reflex reaction involving a tropism
2
: an innate tendency to react in a definite manner to stimuli; broadly : a natural inclination : propensity <encouraged his tropism toward the theatrical — John Updike>
tro·pis·tic\trō-ˈpis-tik\ adjective

Origin of TROPISM

International Scientific Vocabulary -tropism
First Known Use: 1899

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