logic

English Online Dictionary. What means logic‎? What does logic mean?

English

Alternative forms

• logick (archaic)

Pronunciation

• (Received Pronunciation) enPR: lŏj'ĭk, IPA^(key): /ˈlɒd͡ʒ.ɪk/
• (US) enPR: lŏ'jĭk, IPA^(key): /ˈlɑ.d͡ʒɪk/
• (General Australian) enPR: lŏj'ĭk, IPA^(key): /ˈlɔd͡ʒ.ɪk/
• Rhymes: -ɒdʒɪk

Etymology 1

From Middle English logike, from Old French and Latin logicus, from Ancient Greek λογῐκός (logĭkós).

Adjective

logic

1. Logical.

Etymology 2

From Middle English logik, from Old French logike, from Latin logica, from Ancient Greek λογική (logikḗ, “logic”), from feminine of λογικός (logikós, “of or pertaining to speech or reason or reasoning, rational, reasonable”), from λόγος (lógos, “speech, reason”). Displaced native Old English flitcræft (literally “art of arguing”).

Noun

logic (countable and uncountable, plural logics)

1. (uncountable) A method of human thought that involves thinking in a linear, step-by-step manner about how a problem can be solved. Logic is the basis of many principles including the scientific method.
2. (philosophy, logic) The study of the principles and criteria of valid inference and demonstration.

   Hyponyms: see Thesaurus:logic
3. (uncountable, mathematics) The mathematical study of relationships between rigorously defined concepts and of mathematical proof of statements.
4. (countable, mathematics) A formal or informal language together with a deductive system or a model-theoretic semantics.
5. (countable) Any system of thought, whether rigorous and productive or not, especially one associated with a particular person.
7. (uncountable) The part of a system (usually electronic) that performs the boolean logic operations, short for logic gates or logic circuit.

8. (countable, sociology) A system of thought or collection of rhetoric, especially one associated with a social practice.

Synonyms

• (mathematics, study): formal logic, modern logic
• (mathematics, system): formal system
• (philosophy): predicate logic

Derived terms

Related terms

• logician
• logical

Descendants

• → Chinese: 邏輯 / 逻辑 (luójí)

Translations

Verb

logic (third-person singular simple present logics, present participle logicking, simple past and past participle logicked)

1. (intransitive, derogatory) To engage in excessive or inappropriate application of logic.
2. (transitive) To apply logical reasoning to.
3. (transitive) To overcome by logical argument.

Further reading

• “logic”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “logic”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “logic”, in OneLook Dictionary Search.

Romanian

Etymology

Borrowed from French logique.

Adjective

logic m or n (feminine singular logică, masculine plural logici, feminine and neuter plural logice)

1. logical

Declension