y-axis
[ wahy-ak-sis ]
/ ˈwaɪˌæk sɪs /
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noun, plural y-ax·es [wahy-ak-seez]. /ˈwaɪˌæk siz/. Mathematics.
Also called axis of ordinates. (in a plane Cartesian coordinate system) the axis, usually vertical, along which the ordinate is measured and from which the abscissa is measured.
(in a three-dimensional Cartesian coordinate system) the axis along which values ofy are measured and at which both x and z equal zero.
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Origin of y-axis
First recorded in 1925–30
WORDS THAT MAY BE CONFUSED WITH y-axis
x-axis, y-axisDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for y-axis
British Dictionary definitions for y-axis
y-axis
noun
a reference axis, usually vertical, of a graph or two- or three-dimensional Cartesian coordinate system along which the y- coordinate is measured
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
Scientific definitions for y-axis
y-axis
[ wī′ăk′sĭs ]
The vertical axis of a two-dimensional Cartesian coordinate system.
One of the three axes of a three-dimensional Cartesian coordinate system.
The American Heritage® Science Dictionary
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