Nearby Words
noun
1.
Mathematics. the decimal part of a common logarithm. Compare characteristic (def. 3a).
2.
Obsolete. an addition of little or no importance, as to a literary work.
Origin:
1860–65; < Latin, variant of mantisa addition, makeweight, said to be from Etruscan; logarithmic mantissa so called because it is additional to the characteristic or integral part (term introduced by H. Briggs)
1860–65; < Latin, variant of mantisa addition, makeweight, said to be from Etruscan; logarithmic mantissa so called because it is additional to the characteristic or integral part (term introduced by H. Briggs)
Dictionary.com Unabridged
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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Mantissa
is always a great word to know.
So is real number. Does it mean:
| the process of replacing a number by another number of approximately the same value but having fewer digits |
| a rational number or the limit of a sequence of rational numbers, as opposed to a complex number |
Collins
World English Dictionary
| mantissa (mænˈtɪsə) | |
| —n | |
| Compare characteristic the fractional part of a common logarithm representing the digits of the associated number but not its magnitude: the mantissa of 2.4771 is .4771 | |
| [C17: from Latin: something added, of Etruscan origin] | |
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
Cite This Source
Etymonline
Word Origin & History
mantissa
decimal part of a logarithm, 1641, from L. mantisa "a worthless addition, makeweight," probably from a Gaulish word introduced into L. via Etruscan (cf. O.Ir. meit, Welsh maint "size").
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
mantissa  (mān-tĭs'ə) Pronunciation Key
The part of a logarithm to the base ten that is to the right of the decimal point. For example, if 2.749 is a logarithm, .749 is the mantissa. Compare characteristic. |
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.
Cite This Source
FOLDOC
Computing Dictionary
mantissa definition
1.
2.
(1996-06-15)
Word Dynamo Rating For Mantissa
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