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natural number

American  

noun

  1. a positive integer or zero.


natural number British  

noun

  1. 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

natural number Scientific  
  1. A positive integer.


Etymology

Origin of natural number

First recorded in 1755–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

For someone who is not a natural number eight, he is also up there as the world's best in the position.

From BBC Feb. 7, 2026

Kai Havertz, who is playing the centre-forward role despite not being a natural number nine, is their top scorer in the league on seven.

From BBC Jan. 13, 2025

To prove that every natural number is either happy or sad, you have to go through all three-digit numbers.

From Scientific American Oct. 24, 2023

A fragile tail, featuring at least three natural number 11s, also cranked up the responsibility on the overnight pairing of Root and Foakes.

From Seattle Times Jun. 5, 2022

In those flowers, which have many petals, the lowest series of the petals remains unchanged in respect to number; hence the natural number of the petals is easily discovered.

From The Botanic Garden. Part II. Containing the Loves of the Plants. a Poem. With Philosophical Notes. by Darwin, Erasmus

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