Pronunciation

/rəˈtʃuənl/

Definitions

• Adjective: Of, relating to, or guided by reason or logic; sensible and based on sound thinking. For example: “Her decision was entirely rational.”
• Noun: A rational person or principle. For example: “A rational investor considers market trends before making decisions.”
• Verb: To think or act rationally; to base one’s actions on reason. For example: “It’s important to rationalize your emotions when making big decisions.”

Phrases

• “Act rationally” implies making a logical decision or response.
• “Rational explanation” refers to a clear and logical account of something.
• “A rational choice” is one made after careful consideration of the available options.

Example Sentences

• Adjective: “His decision to save money was a perfectly rational one.”
• Noun: “The economist provided a rational analysis of the economic situation.”
• Verb: “She tried to rationalize her fear before facing her phobia.”

Synonyms

• Logical
• Reasonable
• Sensible
• Discerning
• Thoughtful

Antonyms

• Irrational
• Emotional
• Unreasonable
• Impulsive
• Intuitive