Pronunciation: /ˈɛks ˈɪn.tərˌsɛpt/ Explain

An x-intercept is a point at which a graph crosses the x-axis. Any point on the x-axis has a y value of 0. The x-intercept is sometimes called the horizontal intercept.

Click on the blue curve and drag it to change the figure.

Manipulative 1 - X-Intercept Created with GeoGebra.


  1. McAdams, David E.. All Math Words Dictionary, x-intercept. 2nd Classroom edition 20150108-4799968. pg 191. Life is a Story Problem LLC. January 8, 2015. Buy the book

Cite this article as:

McAdams, David E. x-intercept. 12/21/2018. All Math Words Encyclopedia. Life is a Story Problem LLC. https://www.allmathwords.org/en/x/xintercept.html.

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Revision History

12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
12/17/2018: Removed broken links, updated license, implemented new markup, implemented new version of GeoGebra. (McAdams, David E.)
9/16/2008: Changed image 1 to manipulative 1. (McAdams, David E.)
8/14/2007: Initial version. (McAdams, David E.)

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