[ih-maj-uh-ner-ee] /ɪˈmædʒ əˌnɛr i/
existing only in the or fancy; not real; fancied:
an imaginary illness; the imaginary animals in the stories of Dr. Seuss.
noun, plural imaginaries.
existing in the imagination; unreal; illusory
(maths) involving or containing imaginary numbers. The imaginary part of a complex number, z, is usually written Imz
“not real,” late 14c., ymaginaire, from imagine + -ary; or else from Late Latin imaginarius “seeming, fancied,” from imaginari. Imaginary friend (one who does not exist) attested by 1789.
noun, Mathematics. 1. the vertical axis in an Argand diagram.
noun, Mathematics. 1. Also called imaginary, pure imaginary number. a complex number having its real part equal to zero. noun 1. any complex number of the form ib, where i = √–1 imaginary number (ĭ-māj’ə-něr’ē) A type of complex number in which the multiple of i (the square root of -1) is not equal to […]
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
noun, Mathematics. 1. the complex number i.