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cardinality

[kahr-dn-al-i-tee] /ˌkɑr dnˈæl ɪ ti/
noun, plural cardinalities. Mathematics
1.
(of a set) the cardinal number indicating the number of elements in the set.
Origin
1930-1935
1930-35; cardinal + -ity
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for cardinalities

cardinality

/ˌkɑːdɪˈnælɪtɪ/
noun
1.
(maths) the property of possessing a cardinal number
2.
(maths, logic) (of a class) the cardinal number associated with the given class. Two classes have the same cardinality if they can be put in one-to-one correspondence
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
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Word Origin and History for cardinalities

cardinality

n.

1520s, "condition of being a cardinal," from cardinal (n.) + -ity. Mathematical sense is from 1935 (see cardinal (adj.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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Word Value for cardinalities

16
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