ENDOPLASMIC RETICULUM Meaning of ENDOPLASMIC RETICULUM in English [ ˌɛndəʊ'plazmɪk ]■ noun Biology a network of membranous tubules within the cytoplasm of a eukaryotic cell, continuous with the nuclear membrane. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004