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modulus

 - 6 dictionary results

mod⋅u⋅lus

  [moj-uh-luhs]
Use modulus in a Sentence
–noun, plural -li  [lahy] .
1. Physics. a coefficient pertaining to a physical property.
2. Mathematics.
a. that number by which the logarithms in one system are multiplied to yield the logarithms in another.
b. a quantity by which two given quantities can be divided to yield the same remainders.
c. absolute value.
Origin:
1555–65; < L: a unit of measure; see mode 1 , -ule

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 + bi| is equal to .
Also called modulus.

Origin:
1905–10
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To modulus
mod·u·lus   (mŏj'ə-ləs)   
n.   pl. mod·u·li (-lī')

  1. Abbr. m or M Physics A quantity that expresses the degree to which a substance possesses a property, such as elasticity.

    1. Mathematics The absolute value of a complex number.

    2. Abbr. mod A number by which two given numbers can be divided and produce the same remainder.

    3. The number by which a logarithm in one system must be multiplied to obtain the corresponding logarithm in another system.


[Latin, diminutive of modus, measure; see med- in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: mod·u·lus
Pronunciation: 'mäj-&-l&s
Function: noun
Inflected Form: plural mod·u·li /-"lI,-"lE/
: a constant or coefficient that expresses usually numerically the degree to which a substance or body possesses a property (as elasticity)
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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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.
modulus   (mŏj'ə-ləs)  Pronunciation Key 
Plural moduli (mŏj'ə-lī')

  1. A number by which two given numbers can be divided and produce the same remainder.

  2. The numerical length of the vector that represents a complex number. For a complex number a + bi, the modulus is the square root of (a2 + b2).

  3. The number by which a logarithm to one base must be multiplied to obtain the corresponding logarithm to another base.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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