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imaginary part

noun

Definition of imaginary part

: the part of a complex number (such as 3i in 2 + 3i) that has the imaginary unit as a factor

Examples of imaginary part in a Sentence

Recent Examples on the Web

 Complex numbers are made up of a real part and an imaginary part. — Quanta Magazine, "The (Imaginary) Numbers at the Edge of Reality," 25 Oct. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'imaginary part.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of imaginary part

1747, in the meaning defined above

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