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单词 abscissa
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ab•scis•sa  (ab sisə),USA pronunciation n., pl. -scis•sas, -scis•sae (-sisē).USA pronunciation [Math.]
  1. Mathematics(in plane Cartesian coordinates) the x-coordinate of a point: its distance from the y-axis measured parallel to the x-axis. Cf. ordinate.
  • feminine of Latin abscissus (past participle of abscindere to abscind) 1690–1700

Collins Concise English Dictionary © HarperCollins Publishers::
abscissa /æbˈsɪsə/ n ( pl -scissas, -scissae / -ˈsɪsiː/)
  1. 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
Etymology: 17th Century: New Latin, originally linea abscissa a cut-off line
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