Definition of "iff"
- conjunction
If and only if; used to show that the predicate that follows it has the same truth value as the predicate that precedes it.
- Sources
Word Collect Answers uses cookies and collects your device’s advertising identifier and Internet protocol address. These enable personalized ads and analytics to improve our website. Learn more or opt out Privacy Policy
If and only if; used to show that the predicate that follows it has the same truth value as the predicate that precedes it.