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definitions

natural number

noun

a positive integer or zero.

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Nearby words

  1. natural language,
  2. natural law,
  3. natural levee,
  4. natural logarithm,
  5. natural mutation,
  6. natural parent,
  7. natural person,
  8. natural philosophy,
  9. natural rate of unemployment,
  10. natural realism

Origin of natural number

First recorded in 1755–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for natural number

natural number

noun

any of the numbers 0,1,2,3,4,… that can be used to count the members of a set; the non-negative integers
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 natural number

natural number

A positive integer.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.