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noun, Mathematics.
Also called imaginary, pure imaginary number. a complex number having its real part equal to zero.
any complex number of the form ib, where i = √–1
imaginary number
A type of complex number in which the multiple of i (the square root of -1) is not equal to zero. Examples of imaginary numbers include 4i and 2 – 3i, but not 3 + 0i (which is just 3). See more at complex number.


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    noun, Mathematics. 1. the coefficient b in the complex number a + bi. noun 1. the coefficient b in a complex number a + ib, where i = √–1

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    noun, Mathematics. 1. the complex number i.

  • Imagination

    [ih-maj-uh-ney-shuh n] /ɪˌmædʒ əˈneɪ ʃən/ noun 1. the faculty of , or of forming mental or concepts of what is not actually present to the senses. 2. the action or process of forming such or concepts. 3. the faculty of producing ideal creations consistent with reality, as in literature, as distinct from the power of […]

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    [ih-maj-uh-nuh-tiv, -ney-tiv] /ɪˈmædʒ ə nə tɪv, -ˌneɪ tɪv/ adjective 1. characterized by or bearing evidence of : an imaginative tale. 2. of, relating to, or concerned with . 3. given to , as persons. 4. having exceptional powers of . 5. lacking truth; fanciful. /ɪˈmædʒɪnətɪv/ adjective 1. produced by or indicative of a vivid or […]

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