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symbiosis

noun [U]
 
 
/ˌsɪm.baɪˈəʊ.sɪs/ US  /-ˈoʊ-/

Definition

specialized a relationship between two types of animal or plant in which each provides for the other the conditions necessary for its continued existenceEssential or necessary a relationship between people or organizations that depend on each other equallyEssential or necessary symbiotic
 
 
/-ˈɒt.ɪk/ US  /-ˈɑː.t̬ɪk/ adjective specialized
a symbiotic relationshipEssential or necessary
symbiotically
 
 
/-ˈɒt.ɪ.kəl.i/ US  /-ɑː.t̬ɪ.kəl.i/ adverb specialized
(Definition of symbiosis noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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