RHODOCHROSITE Meaning of RHODOCHROSITE in English [ ˌrəʊdə(ʊ)'krəʊsʌɪt ]■ noun a mineral consisting of manganese carbonate, typically pink, brown, or grey.OriginC19: from Gk rhodokhrōs 'rose-coloured' + -ite 1 . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004