order of magnitude


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order of magnitude

n. pl. orders of magnitude
1. An estimate of size or magnitude expressed as a power of ten: Earth's mass is of the order of magnitude of 1022 tons; that of the sun is 1027 tons.
2. A range of values between a designated lower value and an upper value ten times as large: The masses of Earth and the sun differ by five orders of magnitude.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

order of magnitude

n
(Statistics) the approximate size of something, esp measured in powers of 10: the order of magnitude of the deficit was as expected; their estimates differ by an order of magnitude. Also called: order
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.order of magnitude - a degree in a continuum of size or quantity; "it was on the order of a mile"; "an explosion of a low order of magnitude"
magnitude - the property of relative size or extent (whether large or small); "they tried to predict the magnitude of the explosion"; "about the magnitude of a small pea"
2.order of magnitude - a number assigned to the ratio of two quantitiesorder of magnitude - a number assigned to the ratio of two quantities; two quantities are of the same order of magnitude if one is less than 10 times as large as the other; the number of magnitudes that the quantities differ is specified to within a power of 10
ratio - the relative magnitudes of two quantities (usually expressed as a quotient)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
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References in periodicals archive ?
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Our habitat is being restructured on an order of magnitude beyond ken.
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(Note also within each order of magnitude the remarkable, nonlinear convention of representing smaller increments.
Today, the Internet is driving change on the same order of magnitude as the Industrial Revolution.

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