endosymbiosis
en·do·sym·bi·o·sis
noun \ˌen-dō-ˌsim-bī-ˈō-səs, -bē-\Definition of ENDOSYMBIOSIS
: symbiosis in which a symbiont dwells within the body of its symbiotic partner
— en·do·sym·bi·ont \-ˈsim-bī-ˌänt, -bē-\ noun
— en·do·sym·bi·ot·ic \-ˌsim-bī-ˈä-tik, -bē-\ adjective
First Known Use of ENDOSYMBIOSIS
circa 1940
en·do·sym·bi·o·sis
noun \ˌen-dō-ˌsim-bī-ˈō-səs, -bē-\ (Medical Dictionary)plural ; en·do·sym·bi·o·ses \-ˌsēz\ (audio pronunciation)
Medical Definition of ENDOSYMBIOSIS
: symbiosis in which a symbiotic organism lives within the body of its partner
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