common divisor

noun Mathematics.

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

Nearby words

  1. common cost,
  2. common council,
  3. common denominator,
  4. common difference,
  5. common disaster,
  6. common entrance,
  7. common era,
  8. common facial vein,
  9. common factor,
  10. common fee

Origin of common divisor

First recorded in 1840–50

Also called common factor. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for common factor

common factor


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


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

Science definitions for common factor

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