dietetic
/ˌdaɪəˈtetɪk/adjective
- concerned with diet and nutrition（有关）饮食的; 营养的：
experienced dietetic advice.
经验之谈的饮食建议。
派生词
dietetically
adverb词源
mid 16th cent. （as a noun in the sense 'diatetics'）： via Latin from Greek diaitētikos, from diaita 'a way of life'.