This shows grade level based on the word's complexity.

# Argand diagram

Save This Word!

This shows grade level based on the word's complexity.

noun Mathematics.

a Cartesian coordinate system consisting of two perpendicular axes for graphing complex numbers, the real part of a number being plotted along the horizontal axis and the imaginary part along the vertical axis.

QUIZ

GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!

Test how much you really know about regular and irregular plural nouns with this quiz.

Question 1 of 9

Which of the following nouns has an irregular plural form?

Compare imaginary axis, real axis.

## Origin of Argand diagram

1905–10; named after Jean-Robert Argand (1768–1822), Swiss mathematician

## Words nearby Argand diagram

argal, argali, Argall, argan, Argand burner, Argand diagram, Argand lamp, argan oil, Argas, argasid, Argasidae

Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

## How to use Argand diagram in a sentence

## British Dictionary definitions for Argand diagram

Argand diagram

/ (ˈɑːɡænd) /

noun

maths a diagram in which complex numbers are represented by the points in the plane the coordinates of which are respectively the real and imaginary parts of the number, so that the number x + i y is represented by the point (x, y), or by the corresponding vector < x, y >. If the polar coordinates of (x, y) are (r, θ), r is the modulus and θ the argument of x + i ySee also amplitude (def. 5)

## Word Origin for Argand diagram

C19: named after Jean-Robert Argand (1768–1822), French mathematician

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012