non-defining
US /ˌnɑːn dɪˈfaɪnɪŋ/
UK /ˌnɑːn dɪˈfaɪnɪŋ/

形容詞
1.
非限定的な
a non-defining relative clause gives extra information about the noun or pronoun it refers to, but is not essential to the meaning of the sentence. It is usually separated by commas.
例:
•
My brother, who lives in London, is a doctor.
ロンドンに住んでいる私の兄は医者です。
•
The book, which was published last year, became a bestseller.
昨年出版されたその本はベストセラーになった。
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