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common divisor

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noun Mathematics.
  1. a number that is a submultiple of all the numbers of a given set.

Origin of common divisor

First recorded in 1840–50
Also called common factor.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
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 quantities5 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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
common factor in Science

common divisor

  1. 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 Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.