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[trof-ik, troh-fik] /ˈtrɒf ɪk, ˈtroʊ fɪk/
of or relating to nutrition; concerned in nutritive processes.
Origin of trophic
First recorded in 1870-75, trophic is from the Greek word trophikós pertaining to food. See tropho-, -ic
Related forms
trophically, adverb


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).
See origin at trophic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for trophic


of or relating to nutrition: the trophic levels of a food chain
Derived Forms
trophically, adverb
Word Origin
C19: from Greek trophikos, from trophē food, from trephein to feed
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for trophic

1873, from Greek trophikos, from trophe "nourishment" (see -trophy).

Online Etymology Dictionary, © 2010 Douglas Harper
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trophic in Medicine

trophic troph·ic (trŏf'ĭk, trō'fĭk)
Of, relating to, or characterized by nutrition.

-trophic suff.
Of, relating to, or characterized by a specified kind of nutrition: organotrophic.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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trophic in Science
Relating to the feeding habits of different organisms in a food chain or web.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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