Phrase guide

classical logic

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A kind of logic based on the principles that each proposition has a truth value of either "true" or "false", but not both, and that if a proposition were to be both true and false or neither true nor false then a result would be that all propositions would be both true and false.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: human-sciences, logic, mathematics, philosophy, sciences

Examples

  • The Lindenbaum-Tarski algebra of propositional classical logic is a Boolean algebra.

Meaning relationships

Synonyms: Frege-Russell logic

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

5 source translations are retained for this English entry.

  • Finnish: klassinen logiikka — Translations
  • French: logique classique — Translations
  • German: klassische Logik — Translations
  • Polish: logika klasyczna — Translations
  • Romanian: logică clasică — Translations