tropism

tropism definition - medical

tro·pism (trōˈpĭzˌəm)

noun
The turning or bending movement of a living organism or part toward or away from an external stimulus, such as light, heat, or gravity.

Related Forms:

  • troˈpic, tro·pisˈtic adjective

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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