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ab·scis·sa  (ab-sisə)
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Tweet n.pl. ab·scis·sas or ab·scis·sae(-sise) Symbol xThe coordinate representing the position of a point along a line perpendicular to the y-axis in a plane Cartesian coordinate system. [New Latin(linea) abscissa, (line) cut off, fromLatinabscissa, feminine past participle ofabscindere, to abscise; see ABSCISSION.]  (click for a larger image) abscissaThe coordinates for A are (4,3); the abscissa is 4 and the ordinate is 3. |
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