Illogic

//ɪˈlɑd͡ʒɪk// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Lack of logic; unreasonableness; a fallacy. uncountable, usually

    "And right often have I, the modern, been perturbed and vexed by the foolishness, illogic, obtuseness, and general all-round stupendous stupidity of myself, the primitive."

  2. 2
    invalid or incorrect reasoning wordnet
Adjective
  1. 1
    Synonym of illogical.

    "I think this is a very illogic way of reasoning."

Synonyms

All synonyms
illogicalillogicalityillogicalityillogicalnessincongruityinconsequence

Example

More examples

"I think this is a very illogic way of reasoning."

Etymology

From il- + logic, after illogical.

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