RANITIDINE Meaning of RANITIDINE in English [ ra'nɪtɪdi:n , -'nʌɪt- ]■ noun Medicine a synthetic compound used to treat ulcers and related conditions.Origin1970s: blend of furan and nitro- , + -ide + -ine 4 . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004