# cardinal number

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## cardinal number

n.
A number, such as 3 or 11 or 412, used in counting to indicate quantity but not order.

or

## cardinal numeral

n
1. (Mathematics) a number denoting quantity but not order in a set. Sometimes shortened to: cardinal
2. (Mathematics) maths logic
a. a measure of the size of a set that does not take account of the order of its members. Compare natural number
b. a particular number having this function
3. (Logic) maths logic
a. a measure of the size of a set that does not take account of the order of its members. Compare natural number
b. a particular number having this function

## car′dinal num′ber

n.
any of the numbers that express amount, as one, two, three (disting. from ordinal number).
[1585–95]

## car·di·nal number

(kär′dn-əl)
A number, such as 3, 11, or 412, used in counting to indicate quantity but not order. Compare ordinal number.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 cardinal number - the number of elements in a mathematical set; denotes a quantity but not the ordercardinalnumber - a concept of quantity involving zero and units; "every number has a unique position in the sequence"absolute frequency, frequency - the number of observations in a given statistical categorygoogol - a cardinal number represented as 1 followed by 100 zeros (ten raised to the power of a hundred)googolplex - a cardinal number represented as 1 followed by a googol of zeros (ten raised to the power of a googol)
Translations
kardinální číslo
kardinaltal
hulga võimsuskardinaalarvpõhiarv
kardinaalilukuperusluku
tőszámtőszámnév

numeral cardinalnúmero cardinal
numeral cardinal
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References in periodicals archive ?
So the cardinal number of the set C is equal to the cardinal number of the set of all positive integers [N.sub.0].
Still, one can't help but notice that if spelled out with a cardinal number, the book's title becomes "OK."
Hence {[U.sub.i[member of]J] [B.sub.i] : J [subset or equal to] I} forms a collection of closed subsets in [B(H).sub.[parallel]*[parallel][less than or equal to]2] with the cardinal number [2.sup.c].
Count all the cardinal number names spelt with a given number of letters.
A cardinal number is an answer to the question how many.
In particular, they argue that, on reasonable assumptions, both David Lewis's modal realism and Timothy Williamson's necessitism are saddled with the remarkable conclusion that there is some cardinal number of the form [TEXT NOT REPRODUCIBLE IN ASCII] such that there could not be more than [TEXT NOT REPRODUCIBLE IN ASCII]-many angels in existence.
And the production sales have already increased 30% in constantly two years, so if the cardinal number is big, the increment speed will still increase 15%.
How important are talking about numbers and using number words in daily interactions to a child's understanding of the cardinal number principle (i.e., the size of a set of objects is determined by the last number reached when counting the set), an early skill that helps form the basis of mathematical knowledge?
In a similar way, we form the set of all US states, and we say that the cardinal number of this set is 50.
[c.sup.B.sub.k] (X) = [infinity]) where infinity] is assumed to be greater than any cardinal number. It follows from the definition that [c.sup.B.sub.k] (X) [less than or equal to] [c.sub.k] (X).

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