noun
the lack of a relation of something to the matter at hand
• Syn: ↑irrelevancy
• Ant: ↑relevance
• Derivationally related forms: ↑irrelevant (for: ↑irrelevancy), ↑irrelevant
• Hypernyms: ↑unconnectedness
• Hyponyms: ↑inapplicability, ↑immateriality
Useful english dictionary. 2012.