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1. Of, relating to, or characterized by a specified kind of nutrition or sustenance: auxotrophic.
2. Maintaining the function of or regulating a specified gland or type of tissue: gonadotrophic.
[From trophic. Sense 2, influenced by -tropic.]
troph•ic(ˈtrɒf ɪk, ˈtroʊ fɪk)
of or pertaining to nutrition; involving nutritive processes: a trophic disease.
a combining form with the meanings “deriving nourishment” from the source or in the manner specified (autotrophic; eutrophic), “affecting the activity of, maintaining” that specified (thyrotrophic) (in this sense often interchangeable with -tropic); also forming adjectives corresponding to nouns ending in -troph or -trophy (hypertrophic).