The meaning of IMAGINARY is existing only in imagination : lacking factual reality. How to use imaginary in a sentence. Synonym Discussion of Imaginary.

IMAGINARY definition: 1. Something that is imaginary is created by and exists only in the mind: 2. Something that is…. Learn more.

IMAGINARY definition: existing only in the imagination or fancy; not real; fancied. See examples of imaginary used in a sentence.

Definition of imaginary adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

2 meanings: 1. existing in the imagination; unreal; illusory 2. mathematics involving or containing imaginary numbers. The.... Click for more definitions.

imaginary has developed meanings and uses in subjects including Roman history (Middle English) mathematics (late 1600s) See meaning & use

Define imaginary. imaginary synonyms, imaginary pronunciation, imaginary translation, English dictionary definition of imaginary. adj. 1. Having existence only in the imagination; unreal. 2. …

Dec 14, 2025 · imaginary (comparative more imaginary, superlative most imaginary) Existing only in the imagination. quotations imaginary friend Unicorns are imaginary.

imaginary /ɪˈmædʒɪnərɪ; -dʒɪnrɪ/ adj existing in the imagination; unreal; illusory involving or containing imaginary numbers. The imaginary part of a complex number, z, is usually written Imz imˈaginarily …

Anything imaginary is not real: it only exists in someone's head. We hate to ruin your day, but unicorns are imaginary.