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Adjective: imaginary  i'ma-ju,ne-ree [N. Amer], i'ma-ju-n(u-)ree [Brit]
  1. Not based on fact; unreal
    "a small child's imaginary friends";
    - fanciful, notional
Noun: imaginary  i'ma-ju,ne-ree [N. Amer], i'ma-ju-n(u-)ree [Brit]
  1. (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1
    - complex number, complex quantity, imaginary number

Derived forms: imaginaries

See also: unreal

Type of: number

Encyclopedia: Imaginary