RETICULOCYTE Meaning of RETICULOCYTE in English [ rɪ'tɪkjʊlə(ʊ)sʌɪt ]■ noun Physiology an immature red blood cell without a nucleus, having a granular or reticulated appearance when suitably stained. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004