AVITAMINOSIS Meaning of AVITAMINOSIS in English [ eɪˌvɪtəmɪ'nəʊsɪs , -ˌvʌɪt- ]■ noun ( plural avitaminoses -si:z ) Medicine a condition resulting from a deficiency of a particular vitamin. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004