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# definition of the word cardinal_number

by the Wiktionnary

 Singular cardinal number Plural cardinal numbers

cardinal number (plural cardinal numbers)

1. A number used to denote quantity; a counting number.
The smallest cardinal numbers are 0, 1, 2, and 3.
The cardinal number "three" can be represented as "3" or "three".
2. (mathematics) A generalized kind of number used to denote the size of a set, including infinite sets.
3. (grammar) A word that expresses a countable quantity; a cardinal numeral.
"Three" is a cardinal number, while "third" is an ordinal number.
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• Cardinal numbers are generally construed as nouns but function as adjectives. When functioning as adjectives, a cardinal number may only precede a countable noun, and the noun will be plural, except for one, 1, minus one, or -1:
zero dogs
one cat
one hundred one dalmatians
minus one degree
minus five meters
• Cardinal numbers may be used as ordinal numbers when preceded by a singular countable noun, especially if preceded by the word number :
Dog five was injured.
• zero can serve as quantifier indicating none:
It has zero fat.
• Cardinal numbers can serve as a rating scale. The most common examples range from 0 or 1 to 10 or 100. In the 1-to-10 example, 0 and numbers bigger than 10 are used for hyperbole.
Bo was once considered a 10.
The pain is 1.
I didn't like the lyrics, but it's kinda danceable: I give it a 75.