absolute value

noun Mathematics.
1.
Also called numerical value. the magnitude of a quantity, irrespective of sign; the distance of a quantity from zero. The absolute value of a number is symbolized by two vertical lines, as |3| or |−3| is equal to 3.
2.
the square root of the sum of the squares of the real and imaginary parts of a given complex number, as |a + b i | is equal to .
Also called modulus.


Origin:
1905–10

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To absolute value
Collins
World English Dictionary
absolute value
 
n
1.  the positive real number equal to a given real but disregarding its sign. Written | x |. Where r is positive, | r | = r = | --r |
2.  Also called: modulus a measure of the magnitude of a complex number, represented by the length of a line in the Argand diagram: |x + iy | = √(x² + y²), so | 4 + 3i | = 5

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
American Heritage
Science Dictionary
absolute value  
The value of a number without regard to its sign. For example, the absolute value of +3 (written |+3|) and the absolute value of -3 (written |-3|) are both 3.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
The point is not what the absolute value the impact factor of a particular
  journal has, but where the journal ranks.
From that perspective, a share's absolute value is less important than that its
  price is rising.
The absolute value of this probability means little.
Truth at big events is a manufactured commodity, not an absolute value.
Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature