determiner/dɪˈtɜ:mɪnə(r); dɪ`təmɪnɚ/ n(grammar) word, eg the, some, my, that comes before a noun to show how the noun is being used 限定词（置於名词前, 对该名词起限定作用的词, 如the、 some、 my）.
牛津英汉双解词典