*5*in (

*3*+

*5i*): formerly, this coefficient multiplied by

*i*was considered the imaginary part

the coefficient of the square root of negative one in a complex number as *5* in (*3* + *5i*): formerly, this coefficient multiplied by *i* was considered the imaginary part

Webster's New World College Dictionary, Fifth Edition Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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**MLA Style**

"imaginary part." YourDictionary, n.d. Web. 15 October 2018. <http://www.yourdictionary.com/imaginary-part>.

**APA Style**

imaginary part. (n.d.). Retrieved October 15th, 2018, from http://www.yourdictionary.com/imaginary-part

Noun

(*plural* imaginary parts)

- (complex analysis) Of a complex number
*a + bi*, where*a*and*b*are real numbers, the value*b*.

English Wiktionary. Available under CC-BY-SA license.

Link to this page

Cite this page

**MLA Style**

"imaginary part." YourDictionary, n.d. Web. 15 October 2018. <http://www.yourdictionary.com/imaginary-part>.

**APA Style**

imaginary part. (n.d.). Retrieved October 15th, 2018, from http://www.yourdictionary.com/imaginary-part

- imaginary part
- imaginary-parts
- imaginary unit
- imaginary-unit