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[awr-dn-it, -eyt] /ˈɔr dnˌɪt, -ˌeɪt/
Mathematics. (in plane Cartesian coordinates) the y-coordinate of a point: its distance from the x-axis measured parallel to the y-axis.
Compare abscissa.
Origin of ordinate
1670-80; extracted from New Latin (līnea) ordināte (applicāta) (line applied) in order; ordināte (adv.), derivative of Latin ordinātus arranged. See ordination Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for ordinate
  • It is important to co-ordinate these with equally magnanimous discoveries in microbiology.
  • The survey also contained devastating news for those publishers hoping to co-ordinate attempts to charge.
  • He is also taking further steps to reinforce his power to direct and co-ordinate government.
  • And someone has to co-ordinate the multinationals' local service-providers, be they auditors or patent lawyers.
  • The national security adviser is meant to co-ordinate foreign-policy making.
  • Mobile calls are for last-minute planning or to co-ordinate travel and meetings.
  • But sometimes markets cannot co-ordinate activities effectively.
British Dictionary definitions for ordinate


the vertical or y-coordinate of a point in a two-dimensional system of Cartesian coordinates Compare abscissa See also Cartesian coordinates
Word Origin
C16: from New Latin phrase (linea) ordināte (applicāta) (line applied) in an orderly manner, from ordināre to arrange in order
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for ordinate

late 14c., from Latin ordinatus, past participle of ordinare "arrange, set in order" (see ordain). Related: Ordinately.


1560s, from Latin ordinatus, past participle of ordinare "arrange, set in order" (see ordain). Related: Ordinated; ordinating.

Online Etymology Dictionary, © 2010 Douglas Harper
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ordinate in Medicine

ordinate or·di·nate (ôr'dn-ĭt, -āt')
The plane Cartesian coordinate representing the distance from a specified point to the x-axis, measured parallel to the y-axis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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ordinate in Science
The distance of a point from the x-axis on a graph in the Cartesian coordinate system. It is measured parallel to the y-axis. For example, a point having coordinates (2,3) has 3 as its ordinate. Compare abscissa.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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ordinate in Technology

The y-coordinate on an (x,y) graph; the output of a function plotted against its input.
x is the "abscissa".
See Cartesian coordinates.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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