imaginary part

noun

, Mathematics.

1. the coefficient b in the complex number a + bi.

imaginary part

noun

1. the coefficient b in a complex number a + i b , where i = √–1

Word History and Origins

Origin of imaginary part¹

First recorded in 1925–30

Example Sentences

But she went there now with no intention of posing in any imaginary part.

From Project Gutenberg

Yet he never once refers to the imaginary part played by Marshall in the "midnight judges" legend.

From Project Gutenberg