# cardinal number

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Related to Cardinal numbers: Ordinal numbers

## cardinal number

,**numeral**

**1.**a number denoting quantity but not order in a set

**2.**

*Maths*

*Logic*

**a.**a measure of the size of a set that does not take account of the order of its members

**b.**a particular number having this function

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

## cardinal number

[′kärd·nəl ′nəm·bər] (mathematics)

The number of members of a set; usually taken as a particular well-ordered set representative of the class of all sets which are in one-to-one correspondence with one another.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

## cardinal number

The cardinality of some set.

This article is provided by FOLDOC - Free Online Dictionary of Computing (

**foldoc.org**)## cardinal number

The number that states how much or how many. In "record 43 has 7 fields," the 7 is cardinal. See cardinality. Contrast with ordinal number.Copyright © 1981-2019 by

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