troph·​o·​gen·​ic | \ ¦träfə¦jenik\

Definition of trophogenic

1 : brought about by or resulting from differences in food or feeding rather than genetically determined the various castes of social insects are usually held to be trophogenic in origin — compare blastogenic
2 or less commonly trophogenous \ trōˈfäjənəs \ [ troph- + -genous ] : of, relating to, or being the upper level in a lake in which inorganic matter is converted to organic through photosynthetic activity — compare tropholytic

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First Known Use of trophogenic

1922, in the meaning defined at sense 1

History and Etymology for trophogenic

troph- + -genic

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The first known use of trophogenic was in 1922

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