deductive

/di'dʌktiv/

Thân thiện

A detective uses deductive reasoning to solve the mystery.

Definition

1. Adjective:
   • Involving inferences from general principles: Describes a process of reasoning that moves from general statements or premises to reach a logically certain conclusion about a specific case.
   • Relating to logical deduction: Pertaining to the formal process of deduction in logic, where if the premises are true, the conclusion must necessarily be true.

Examples of Usage

• Adjective:
  • Sherlock Holmes is famous for his use of deductive reasoning to solve mysteries.
  • In a deductive argument, the conclusion is guaranteed if all the premises are true.
  • Mathematics often relies on deductive logic to prove theorems from axioms.

Advanced Usage

• "deductive inference": A conclusion reached through the process of deduction.
  • The philosopher analyzed the structure of the deductive inference.
• "deductive approach": A method of investigation or analysis that begins with a general theory or hypothesis and tests it against specific observations.
  • The research paper used a deductive approach, starting with an established economic model.

Variants and Related Words

• Deduce (verb): To reach a logical conclusion by deduction.
  • From the evidence, we can deduce that he was present.
• Deduction (noun): 1. The process of reaching a deductive conclusion. 2. Something that is deducted or subtracted.
  • His conclusion was reached by logical deduction. (Meaning 1)
• Deductively (adverb): In a deductive manner.
  • The theorem was proved deductively.

Synonyms

• Inferential: Based on or involving inference.
• A priori: Derived by logic, without observed facts. (Note: This is a more specific philosophical term).
• Ratiocinative: Characterized by logical reasoning.

Antonyms

• Inductive: Involving the derivation of general principles from specific observations.
• Empirical: Based on observation or experience rather than theory or pure logic.

Related Phrases and Concepts

• Deductive reasoning: The specific type of logical reasoning described by the adjective.
  • Deductive reasoning is a cornerstone of formal logic and mathematics.
• Deductive validity: A property of an argument where it is impossible for the premises to be true and the conclusion false.
  • The focus was on the deductive validity of the argument, not the truth of its premises.

Học thuật

Adjective

1. involving inferences from general principles
2. relating to logical deduction
   • deductive reasoning