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  1. Oxford American Dictionary

    imaginary number

    • n.
      a number that is expressed in terms of the square root of a negative number (usually the square root of −1, represented by i or j)

    • noun: imaginary number, plural noun: imaginary numbers

    • 釋義

    名詞

    • 1. a number that is expressed in terms of the square root of a negative number (usually the square root of −1, represented by i or j) when imaginary numbers are squared, they yield a negative result
    • 更多解釋

    imaginary number

    • n.
      a number that is expressed in terms of the square root of a negative number (usually the square ... when imaginary numbers are squared, they yield a negative result

    Oxford Dictionary