replace

Verb

• put in the place of another; switch seemingly equivalent items
  • the con artist replaced the original with a fake Rembrandt
    
  • substitute regular milk with fat-free milk
    
  • synonyms can be interchanged without a changing the context's meaning
    

• put something back where it belongs
  • replace the book on the shelf after you have finished reading it
    
  • please put the clean dishes back in the cabinet when you have washed them
    

• take the place or move into the position of
  • Smith replaced Miller as CEO after Miller left
    
  • the computer has supplanted the slide rule
    
  • Mary replaced Susan as the team's captain and the highest-ranked player in the school
    

• substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected)
  • He replaced the old razor blade
    
  • We need to replace the secretary that left a month ago
    
  • the insurance will replace the lost income
    
  • This antique vase can never be replaced
    

Related words

• Synonyms: 
  substitute , interchange , exchange , put back , supplant , supersede , supervene upon , supercede