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imaginary
The definition of imaginary is not real or existing only in the mind, or a square root of a negative number.
(adjective)- An example of something imaginary is an invisible friend.
- An example of something imaginary is the square root of negative 16.
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See imaginary in Webster's New World College Dictionary
adjective
- existing only in the imagination; fanciful; unreal
- Math. designating or of the square root of a negative quantity, or of a complex number that is not real
Origin: L imaginarius
Related Forms:
- imaginarily adverb
- imaginariness noun
See imaginary in American Heritage Dictionary 4
adjective
- Having existence only in the imagination; unreal.
- Mathematics a. Of or being the coefficient of the imaginary unit in a complex number.b. Of, involving, or being an imaginary number.c. Involving only a complex number of which the real part is zero.
Mathematics
An imaginary number.
Related Forms:
- i·magˌi·narˈi·ly adverb
- i·magˌi·narˈi·ness noun
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