1 [me-trik]
pertaining to the meter or to the metric system.

1860–65; < French métrique, derivative of mètre meter1; see -ic Unabridged


2 [me-trik]
pertaining to distance: metric geometry.
Mathematics. a nonnegative real-valued function having properties analogous to those of the distance between points on a real line, as the distance between two points being independent of the order of the points, the distance between two points being zero if, and only if, the two points coincide, and the distance between two points being less than or equal to the sum of the distances from each point to an arbitrary third point.

1750–60; < Latin metricus < Greek metrikós of, relating to measuring. See meter2, -ic


a combining form occurring in adjectives that correspond to nouns ending in -meter, (barometric ) or -metry, (geometric ).

< Greek -metrikos; see meter2, -metry, -ic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
metric (ˈmɛtrɪk)
1.  of or relating to the metre or metric system
2.  maths denoting or relating to a set containing pairs of points for each of which a non-negative real number ρ(x, y) (the distance) can be defined, satisfying specific conditions
3.  maths the function ρ(x, y) satisfying the conditions of membership of such a set (a metric space)

metrical or metric (ˈmɛtrɪkəl, ˈmɛtrɪk)
1.  of or relating to measurement
2.  of or in poetic metre
metric or metric
'metrically or metric

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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Word Origin & History

"pertaining to the system of measures based on the meter," 1864, from Fr. métrique, from mèter (see meter (2)).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

metric met·ric1 (mět'rĭk)
Of or relating to the meter or the metric system.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
metric   (mět'rĭk)  Pronunciation Key 
Relating to the meter or the metric system.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Computing Dictionary

metric definition

software metric

The Free On-line Dictionary of Computing, © Denis Howe 2010
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Example sentences
Moreover, the metric entirely ignores teaching quality.
Proceeding down the scale leads one inexorably to yocto-, a metric prefix
  meaning one-septillionth.
If you go by the metric standard, everything in the universe is getting heavier.
Two centuries ago even common folk could grasp the metric system of measurement.
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