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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Abscissa
is always a great word to know.
So is fraction. Does it mean:
| a number usually expressed in the form a/b, a ratio of algebraic quantities similarly expressed |
| the amount by which one quantity is greater or less than another |
Collins
World English Dictionary
| abscissa (æbˈsɪsə) | |
| —n , pl -scissas, -scissae | |
| Compare ordinate 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 | |
| [C17: New Latin, originally linea abscissa a cut-off line] | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History
abscissa
1690s, from L. abscissa (linea) "(a line) cut off," from fem. pp. of abscindere "to cut off," from ab- "off, away" + scindere "to cut" (see shed (v.)).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
abscissa  (āb-sĭs'ə) Pronunciation Key
(click for larger image in new window) Plural abscissas or abscissae (āb-sĭs'ē) 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. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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FOLDOC
Computing Dictionary
abscissa definition
mathematicsThe horizontal or x coordinate on an (x, y) graph; the input of a function against which the output is plotted.
The vertical or y coordinate is the "ordinate".
See Cartesian coordinates.
(1997-07-08)
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