Synonyms for

Intelligent

Verb / ˌɪˈntelʌdʒʌnt / Another word for intelligent — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

having or showing intelligence, especially of a high level

Synonyms & similar words

healthy levelheaded sound wellinformed reasoning thinking unintelligent smart clever bright sharp knowledgeable wise astute perceptive discerning brainy genius brilliant gifted talented skilled competent proficient able capable resourceful

Synonyms by register

Formal

erudite sagacious perspicacious discerning

Informal

smart clever bright sharp brainy

Literary

wise keen acute

Antonyms

unintelligent stupid ignorant foolish dense dim-witted slow

Common collocations

  • intelligent design
  • intelligent life
  • intelligent person
  • intelligent system
  • intelligent behavior
  • intelligent machines
  • intelligent argument

Word family

noun intelligence
adjective intelligent
adverb intelligently

Usage note

While often used interchangeably with 'smart' or 'clever', 'intelligent' can imply a deeper, more innate capacity for reasoning and understanding. It is generally considered a neutral or positive term.

Example sentences

  1. My friend is very intelligent and always gets good grades.
  2. The scientist was an intelligent person who made many important discoveries.
  3. The intelligent robot was able to complete the task quickly and accurately.
  4. She had an intelligent answer to the difficult question.
  5. The intelligent design theory suggests that life was created by a higher power.

Quotes

  • Intelligence is the ability to adapt to change. - Stephen Hawking
  • The true sign of intelligence is not knowledge but imagination. - Albert Einstein
  • Intelligence is the ability to see patterns and relationships where others cannot. - Anonymous

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