# common divisor

noun, Mathematics
1.
a number that is a submultiple of all the numbers of a given set.
Also called common factor.
Origin of common divisor
1840-1850
1840-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for common factor
Contemporary Examples
• Women are battered in all cultures, and the common factor is the social sanction of violence against women.

February 22, 2009
Historical Examples
• As these two numbers, contain no common factor, their least common multiple is their product , which is the number sought.

Sylvanus Griswold Morley
• With this common factor, the way lies open to every kind of error.

J. Henri Fabre
• The laws of science demanded that he seek the common factor, as source of the whole trouble.

Anna Chapin Ray
• As term of a nineteenth-century education, one sought a common factor for certain definite historical fractions.

• Social labels imply classes to bear them, and classes imply a common factor of intelligence.

Orlo Williams
• How does "this common factor combine with special factors, permanent and temporary," belong to our system?

Hippolyte A. Taine
• One common factor stood out in every case, those two he had personally witnessed, and the others he hadn't seen.

Roger Phillips Graham
• What common factor is there between a lie, and the "lake of fire in which all liars shall have their part?"

Annie Besant
• But, since m is even, and m and n have no common factor, n must be odd.

British Dictionary definitions for common factor

## common factor

noun
1.
a number or quantity that is a factor of each member of a group of numbers or quantities: 5 is a common factor of 15 and 20 Also called common divisor

## common divisor

noun
1.
another name for common factor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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common factor in Science
 common divisor   A number that is a factor of two or more numbers. For example, 3 is a common divisor of both 9 and 15. Also called common factor.
The American Heritage® Science Dictionary
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### Difficulty index for common divisor

Few English speakers likely know this word

### Word Value for common

12
16
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