Apodeictic

//ˌapəˈdaɪk.tɪk// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Affording proof; demonstrative. not-comparable
  2. 2
    Incontrovertible; demonstrably true or certain. not-comparable
  3. 3
    Of the characteristic feature of a proposition that is necessary (or impossible): perfectly certain (or inconceivable) or incontrovertibly true (or false); self-evident. not-comparable

    "1855, John Miller Dow Meiklejohn (translator), 1787, Immanuel Kant, Critique of Pure Reason, 2nd Edition, Thus, moreover, the principles of geometry- for example, that "in a triangle, two sides together are greater than the third," are never deduced from general conceptions of line and triangle, but from intuition, and this a priori, with apodeictic certainty."

Adjective
  1. 1
    of a proposition; necessarily true or logically certain wordnet

Synonyms

All synonyms
apodicticcategoricaltrue

Example

More examples

"1855, John Miller Dow Meiklejohn (translator), 1787, Immanuel Kant, Critique of Pure Reason, 2nd Edition, Thus, moreover, the principles of geometry- for example, that "in a triangle, two sides together are greater than the third," are never deduced from general conceptions of line and triangle, but from intuition, and this a priori, with apodeictic certainty."

Etymology

From Ancient Greek ἀποδεικτικός (apodeiktikós). Compare Latin apodicticus.

Related phrases

self evident

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