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symbiont

Syllabification: (sym·bi·ont)
Definition of symbiont

noun

Biology
  • either of two organisms that live in symbiosis with one another.

Origin:

late 19th century: formed irregularly from Greek sumbiōn 'living together', present participle of sumbioun (see symbiosis)

symbiont in other Oxford dictionaries

Definition of symbiont in the British & World English dictionary