- of or relating to nutrition; concerned in nutritive processes.
Origin of trophic
- 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).
Origin of -trophic
see origin at trophic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for trophic
A nerve also exerts a trophic influence on the tissues in which it is distributed.Manual of Surgery
Alexis Thomson and Alexander Miles
There is also a trophic differentiation, the fibres undertaking special functions of nutrition (the conduction of the sap).The Wonders of Life
Then at a somewhat higher level, self-differentiation, and the trophic reaction to functional stimuli.Form and Function
E. S. (Edward Stuart) Russell
They are unaccompanied by any alteration in sensation, in the reflexes, or in the trophic functions.Tics and Their Treatment
In the higher animals and in primitive man, according to them, all trophic actions entered consciousness and were regulated by it.Essay on the Creative Imagination
- of or relating to nutritionthe trophic levels of a food chain
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
Word Origin and History for trophic
1873, from Greek trophikos, from trophe "nourishment" (see -trophy).
Online Etymology Dictionary, © 2010 Douglas Harper
- Of, relating to, or characterized by nutrition.
- 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.
- Relating to the feeding habits of different organisms in a food chain or web.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.