cardinality
/ˌkɑːrdɪˈnælɪti/
the number of elements in a set
cardinality in a sentence
“The cardinality of {a, b, c} is 3.”
Origin of cardinality
Latin cardinalis principal, from cardo hinge
Related Words
bijection
a one-to-one correspondence between two sets
predicate
a statement containing variables that becomes true or false when values are assigned
quantifier
a symbol specifying the quantity of specimens in a domain
tautology
a statement that is true under all possible interpretations
paradox
a statement that contradicts itself or defies intuition
set
a collection of distinct objects considered as a whole