# more metric

## metric

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

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

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## metric

2 [me-trik]
1.
pertaining to distance: metric geometry.
2.
noun
3.
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.

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

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
 metric (ˈmɛtrɪk) —adj 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 —n 3. maths the function ρ(x, y) satisfying the conditions of membership of such a set (a metric space)

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

metric
"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