Associations to the word «Cardinality»

Wiktionary

CARDINALITY, noun. (set theory) Of a set, the number of elements it contains.
CARDINALITY, noun. (data modeling) The property of a relationship between a database table and another one, specifying whether it is one-to-one, one-to-many, many-to-one, or many-to-many.

Dictionary definition

CARDINALITY, noun. (mathematics) the number of elements in a set or group (considered as a property of that grouping).

Wise words

Every once in a while, you let a word or phrase out and you want to catch it and bring it back. You can't do that. It's gone, gone forever.
Dan Quayle