Fictitious vs. Imaginary — What's the Difference?

Not real or true; imaginary or fabricated

Existing only in the imagination

Occurring in or invented for fiction.

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

Concocted or fabricated, especially in order to deceive or mislead; make up

Having existence only in the imagination; unreal.

Of or relating to the characters, settings, or plots that are created for a work of fiction

Of or being the coefficient of the imaginary unit in a complex number.

Invented; contrived.

Of, involving, or being an imaginary number.

Feigned; imaginary; not real; fabulous; counterfeit; false; not genuine; as, fictitious fame.

Involving only a complex number of which the real part is zero.

Formed or conceived by the imagination;

An imaginary number.

Adopted in order to deceive;

Existing only in the imagination.

Having no real part; that part of a complex number which is a multiple of $\backslash sqrt\{-1\}$ (called imaginary unit).

Imagination; fancy.

(mathematics) An imaginary quantity.

(sociology) The set of values, institutions, laws, and symbols common to a particular social group and the corresponding society through which people imagine their social whole.

Existing only in imagination or fancy; not real; fancied; visionary; ideal.

An imaginary expression or quantity.

Not based on fact; dubious;