x-axis

noun
x-ax·​is | \ ˈeks-ˌak-səs How to pronounce x-axis (audio) \

Definition of x-axis

1 : the axis in a plane Cartesian coordinate system parallel to which abscissas are measured
2 : one of the three axes in a three-dimensional rectangular coordinate system

First Known Use of x-axis

1886, in the meaning defined at sense 1

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The first known use of x-axis was in 1886

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Cite this Entry

“X-axis.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/x-axis. Accessed 17 January 2020.

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More Definitions for x-axis

x-axis

noun
x-ax·​is | \ ˈeks-ˌak-səs \

Kids Definition of x-axis

: a line of reference usually stretching horizontally on a graph

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