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See also: trophic



From Ancient Greek τροφικός (trophikós, pertaining to food or nourishment), from τροφή (trophḗ, food). Surface analysis is -trophy +‎ -ic.



  1. Used to form adjectives corresponding to nouns ending in -trophy

Usage notes[edit]

Frequently confused with -tropic (turning or changing), which is instead from Ancient Greek τροπικός (tropikós, of or pertaining to a turn or change; or the solstice; or a trope or figure; tropic; tropical; etc.), from τροπή (tropḗ, turn; solstice; trope).[1] Compare trophic hormone (effects growth) and tropic hormone (drives other glands) and tropho-/tropo-.

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  1. ^ Trophic vs. Tropic”, Werner Steinberg, JAMA, May 3, 1952, 149(1), p. 82, doi:10.1001/jama.1952.02930180084027.