intelligent

Adjective

• endowed with the capacity to reason

• exercising or showing good judgment
  • healthy scepticism
    
  • a healthy fear of rattlesnakes
    
  • the healthy attitude of French laws
    
  • healthy relations between labor and management
    
  • an intelligent solution
    
  • a sound approach to the problem
    
  • sound advice
    
  • no sound explanation for his decision
    

• possessing sound knowledge
  • well-informed readers
    

• having the capacity for thought and reason especially to a high degree
  • is there intelligent life in the universe?
    
  • an intelligent question
    

Related words

• Synonyms: 
  reasoning(a) , thinking(a) , healthy , levelheaded , level-headed , sound , well-informed
• Antonyms: 
  unintelligent , stupid