noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A form of symbiosis in which a bacterium provides chemically-derived energy and nutrients, often via the oxidation of hydrogen sulfide, to a higher organism countable, uncountable

Etymology

From chemo- + symbiosis.

Related phrases

hydrogen sulfide

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