imaginary

adjective

  1. 1

    not based on fact; unreal

    the falsehood about some fanciful secret treaties"- F.D.Roosevelt

    a small child's imaginary friends

noun

  1. 1

    (mathematics) a number of the form a+bi where a and b are real numbers and i is the square root of -1

Synonyms

Also useful for “imaginary”:Unscrambler