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imaginary unit

noun Mathematics.

the complex number i.

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a person who is especially competent to pass critical judgments in an art, particularly one of the fine arts, or in matters of taste.
a frequent or habitual visitor to a place.
a lazy person who stays in bed long after the usual time for arising.
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Origin of imaginary unit

First recorded in 1905–10

Words nearby imaginary unit

imaginal, imaginary, imaginary axis, imaginary number, imaginary part, imaginary unit, imagination, imaginative, imagine, imagineer, imagineering
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020