noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A symbiotic association in which one organism obtains or provides food for another. uncountable, usually
2. 2
   a symbiotic relation in which one organism protects the other in return for some kind of food product wordnet

Etymology

From tropho- + -biosis.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.