abscissa

The first of the two terms by which a point is referred to, in a system of fixed rectilinear coordinate (Cartesian coordinate) axes. The abscissa is also known as the "x" coordinate of a point, shown on the horizontal line, with the ordinate, also known as the "y" coordinate, shown on the vertical line.
The point has 3 as its abscissa and 2 as its ordinate.
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Abscissa — Ab*scis sa, n.; E. pl. {Abscissas}, L. pl. {Absciss[ae]}. [L., fem. of abscissus, p. p. of absindere to cut of. See {Abscind}.] (Geom.) One of the elements of reference by which a point, as of a curve, is referred to a system of fixed rectilineal … The Collaborative International Dictionary of English
abscissa — (n.) 1690s, from L. abscissa (linea) (a line) cut off, from fem. pp. of abscindere to cut off, from ab off, away (see AB (Cf. ab )) + scindere to cut (see SHED (Cf. shed) (v.)) … Etymology dictionary
abscissa — [ab sis′ə, əbsis′ə] n. pl. abscissas or abscissae [ab sis′ē, əb sis′ē] [L abscissa (linea), (a line) cut off, fem. of abscissus, pp. of abscindere, to cut off < ab , from, off + scindere, to cut < IE * skei : for base see SAW2] Math. the… … English World dictionary
abscissa — s. f. O mesmo que abcissa … Dicionário da Língua Portuguesa
abscissa — In a plane cartesian coordinate system, the horizontal axis (x). Cf.:ordinate. [L. ab scindo, pp. scissus, to cut away from] * * * ab·scis·sa (ab sisґə) [L. (linea) abscissa cut off line, from abscindere to cut off] the horizontal coordinate … Medical dictionary
abscissa — [ab sɪsə] noun (plural abscissae si: or abscissas) Mathematics the distance from a point on a graph to the vertical or y axis; the x coordinate. Compare with ordinate. Origin C17: from mod. L. abscissa (linea) cut off (line) , feminine past… … English new terms dictionary
abscissa — /æbˈsɪsə/ (say ab sisuh) noun (plural abscissas or abscissae /æbˈsɪsi/ (say ab sisee)) (in plane Cartesian coordinates) the x coordinate of a point, i.e., its horizontal distance from the y axis measured parallel to the x axis. {Latin (linea)… … Australian English dictionary
abscissa — n. (pl. abscissae or abscissas) Math. 1 (in a system of coordinates) the shortest distance from a point to the vertical or y axis, measured parallel to the horizontal or x axis; the Cartesian x coordinate of a point (cf. ORDINATE). 2 the part of… … Useful english dictionary
abscissa — noun (plural abscissas; also abscissae) Etymology: New Latin, from Latin, feminine of abscissus, past participle of abscindere to cut off, from ab + scindere to cut more at shed Date: 1694 the horizontal coordinate of a point in a plane … New Collegiate Dictionary
abscissa — /ab sis euh/, n., pl. abscissas, abscissae / sis ee/. Math. (in plane Cartesian coordinates) the x coordinate of a point: its distance from the y axis measured parallel to the x axis. Cf. ordinate. [1690 1700; fem. of L abscissus (ptp. of… … Universalium