[en.do.sym.bi.o.sis] n (ca. 1940): symbiosis in which a symbiont dwells within the body of its symbiotic partner -- en.do.sym.bi.ont n -- en.do.sym.bi.ot.ic adj
ENDOSYMBIOSIS
Meaning of ENDOSYMBIOSIS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012