logical

/'lɔdʤikəl/

Thân thiện

A student presents a logical argument on a classroom poster.

Definition

1. Adjective:
   • Capable of clear, consistent thinking and expression: Describes a person who thinks and communicates in a rational, orderly way.
   • Characterized by orderly and consistent reasoning: Describes an argument, system, or process where the parts follow a valid sequence of thought.
   • Based on or in accordance with reason and known facts: Describes a conclusion or expectation that is a reasonable or necessary consequence of given conditions.
   • Capable of correct and valid reasoning: Describes a mind or approach that employs sound principles of logic.

Usage Examples

• Describing a person's thinking:
  • She is a very logical thinker, always breaking down problems step by step.
• Describing an argument or plan:
  • His essay presented a logical argument that was easy to follow.
  • The most logical course of action is to gather more data first.
• Describing a conclusion based on conditions:
  • Given the dark clouds, it is logical to assume it will rain soon.
• Describing a mental capability:
  • A logical mind is essential for solving complex puzzles.

Advanced Usage

• "It is only logical that...": Used to introduce a conclusion that seems inevitable based on the premises.
  • If the budget is cut, it is only logical that services will be reduced.
• "Logical conclusion": The endpoint reached by valid reasoning from the initial premises.
  • The detective followed the evidence to its logical conclusion.

Variants and Related Words

• Logically (adverb): In a logical manner.
  • She argued her point logically and persuasively.
• Logic (noun): The science of reasoning or the principles of valid inference.
  • Formal logic studies the structure of arguments.
• Illogical (adjective): Not logical; contrary to or lacking sound reason.
  • His fear of small spaces was completely illogical.

Synonyms

• Rational: Based on or in accordance with reason or logic.
• Reasonable: Having sound judgment; fair and sensible.
• Coherent: Logical and consistent; forming a unified whole.
• Sensible: Chosen in accordance with wisdom or prudence; practical.

Antonyms

• Illogical: Lacking sense or sound reasoning.
• Irrational: Not logical or reasonable.
• Unreasonable: Not guided by or based on good sense.
• Incoherent: Unclear; lacking logical connection.

Related Phrases and Idioms

• "Stand to reason": To be logical or obvious. (While not containing "logical," it expresses a similar concept of reasonable conclusion.)
  • It stands to reason that practice improves skill.
• "Follow a train of thought": To pursue a connected sequence of ideas, akin to logical progression.
  • It was difficult to follow his train of thought as his argument was not logical.

Học thuật

Adjective

1. capable of thinking and expressing yourself in a clear and consistent manner
   • a lucid thinker
   • she was more coherent than she had been just after the accident
2. marked by an orderly, logical, and aesthetically consistent relation of parts
   • a coherent argument
3. based on known statements or events or conditions
   • rain was a logical expectation, given the time of year
4. capable of or reflecting the capability for correct and valid reasoning
   • a logical mind

Từ đồng nghĩa

• coherent
• lucid
• consistent
• ordered
• legitimate