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-trope

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• -troph

  a combining form used in the formation of nouns with the general sense “nutrient matter” (embryotroph), “an organism with given nutritional requirements” (heterotroph); also forming concrete nouns corresponding to abstract nouns ending in -trophy, or adjectives ending in -trophic.

• -trophic

  a combining form with the meanings “having nutritional habits or requirements” of the kind specified by the initial element (autotrophic), “affecting the activity of, maintaining” that specified (gonadotrophic) (in this sense often interchangeable with -tropic, ); also forming adjectives corresponding to nouns ending in -troph, or -trophy, (hypertrophic). -trophic suff. of, relating to, or characterized […]

• -trophy

  a combining form used in the formation of nouns with the general senses “nourishment, feeding” (mycotrophy), “growth” (hypertrophy); also forming abstract nouns corresponding to adjectives ending in -trophic. -trophy combining form indicating a certain type of nourishment or growth dystrophy derived forms -trophic, combining_form:in_adjective word origin from greek -trophia, from trophē nourishment -trophy comb. form […]

• -tropic

  a combining form with the meanings “turned toward, with an orientation toward” that specified by the initial element (geotropic), “having an affinity for, affecting” what is specified (lipotropic; neurotropic; psychotropic), “affecting the activity of, maintaining” a specified organ (gonadotropic). compare -trophic. -tropic combining form turning or developing in response to a certain stimulus heliotropic word […]

• -tropism

  variant of -tropy. -tropism combining form indicating a tendency to turn or develop in response to a certain stimulus phototropism word origin from greek tropos a turn -tropism suff. tropism: stereotropism.

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