Cofinality

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
The least of the cardinalities of the cofinal subsets of a partially ordered set. countable
"The cofinality of any set with a greatest element is 1."
2
The property of being cofinal. uncountable

Example

"The cofinality of any set with a greatest element is 1."

Etymology

From cofinal + -ity.

Related phrases

partially ordered set

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.