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Vocabulary Entry
abscissa
|noun
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N
noun
In mathematics, the abscissa is the horizontal coordinate in a Cartesian coordinate system; it represents the distance of a point from the vertical (y) axis.
Example Sentences
"In the point (4, 2), the number 4 is the abscissa."
"To find the location of a point on the graph, first identify its abscissa."
"The abscissa tells you how far left or right the point is positioned."