noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An association between organisms that is detrimental (harmful) to one or more of them; especially that due to a metabolic substance produced by one of them. countable, uncountable
2. 2
   an association between organisms that is harmful to one of them or between organisms and a metabolic product of another wordnet

Etymology

From anti- + -biosis.

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