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abscissa
(redirected from abscissas)

   Also found in: Medical, Encyclopedia 0.01 sec.
ab·scis·sa  (b-ss)
n. Symbol x2 pl. ab·scis·sas or ab·scis·sae (-ss)
The coordinate representing the position of a point along a line perpendicular to the y-axis in a plane Cartesian coordinate system.

[New Latin (lnea) abscissa, (line) cut off, from Latin abscissa, feminine of abscissus, past participle of abscindere, to abscise; see abscise.]
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abscissa
The coordinates for A are (4,3); the abscissa is 4.

abscissa [æbˈsɪsə]
n pl -scissas, -scissae [-ˈsɪsiː]
(Mathematics) the horizontal or x-coordinate of a point in a two-dimensional system of Cartesian coordinates. It is the distance from the y-axis measured parallel to the x-axis Compare ordinate
[New Latin, originally linea abscissa a cut-off line]

abscissa  (b-ss)
Plural abscissas or abscissae (b-ss)
The distance of a point from the y-axis on a graph in the Cartesian coordinate system. It is measured parallel to the x-axis. For example, a point having coordinates (2,3) has 2 as its abscissa. Compare ordinate.
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abscissa
The coordinates for A are (4,3); the abscissa is 4.

ordinate, abscissa - The ordinate or Y axis is vertical; the abscissa or X axis is horizontal.
See also related terms for vertical.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.abscissa - the value of a coordinate on the horizontal axisabscissa - the value of a coordinate on the horizontal axis
Cartesian coordinate - one of the coordinates in a system of coordinates that locates a point on a plane or in space by its distance from two lines or three planes respectively; the two lines or the intersections of the three planes are the coordinate axes


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