adverb, noun which may take the genitive case particle 'no', noun
more than others; twice as much; extraordinarily
Used to describe doing something with greater intensity, effort, or degree than the average person. Often carries a nuance of exceptional dedication or unusual degree.
彼は人一倍努力して、夢を叶えた。
He worked twice as hard as others and made his dream come true.
彼
She has an extraordinary amount of curiosity.