sym·bi·o·sis (s m b -  ss, -b -)n. pl. sym·bi·o·ses (-s z) 1. Biology A close, prolonged association between two or more different organisms of different species that may, but does not necessarily, benefit each member. 2. A relationship of mutual benefit or dependence. [Greek sumbi sis, companionship, from sumbioun, to live together, from sumbios, living together : sun-, syn- + bios, life; see gwei- in Indo-European roots.]sym bi·otic (- tk), symbi·oti·cal (--k l) adj.sym bi·oti·cal·ly adv. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Adj. | 1. | symbiotic - used of organisms (especially of different species) living together but not necessarily in a relation beneficial to each biological science, biology - the science that studies living organisms dependent - relying on or requiring a person or thing for support, supply, or what is needed; "dependent children"; "dependent on moisture" |
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