Definition of Replace

Verb: replace ri'pleys

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"
Take the place or move into the position of
"Smith replaced Miller as CEO after Miller left"; "Mary replaced Susan as the team's captain and the highest-ranked player in the school";
- supplant, supersede, supervene upon, supercede [non-standard]
Put something back where it belongs
"replace the book on the shelf after you have finished reading it";
- put back
Put in the place of another; switch seemingly equivalent items
"the con artist replaced the original with a fake Rembrandt";
- substitute, interchange, exchange, sub