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Wiktionary
heterotrophic

a. Being a heterotroph.

WordNet
heterotrophic

adj. requiring organic compounds of carbon and nitrogen for nourishment; "most animals are heterotrophic" [ant: autotrophic]

Usage examples of "heterotrophic".

Fourteen species of autotrophic nannoflagellates, twenty heterotrophic flagellates, forty heterotrophic dinoflagellates, and several metazoans, including polychaetes, amphipods, copepods, euphausids, and fish.