The Collaborative International Dictionary
Allotrophic
Allotrophic \Al`lo*troph"ic\, a. [Gr. ? other + trophic.]
(Physiol.) Changed or modified in nutritive power by the process of digestion.
(Plant Physiol.) Dependent upon other organisms for nutrition; heterotrophic; -- said of plants unable to perform photosynthesis, as all saprophytes; -- opposed to autotrophic.
Wiktionary
allotrophic
a. 1 Of or pertaining to an allotroph. 2 Changed or modified in nutritive power by the process of digestion.