noun
invalid or incorrect reasoning
• Syn: ↑illogicality, ↑illogic, ↑inconsequence
• Ant: ↑logicalness, ↑logicality (for: ↑illogicality)
• Derivationally related forms: ↑illogical, ↑illogical (for: ↑illogicality)
• Hypernyms: ↑quality
• Hyponyms: ↑invalidity, ↑invalidness
Useful english dictionary. 2012.