re ‧ place ‧ ment W3 /rɪˈpleɪsmənt/ BrE AmE noun
[ Word Family: noun : ↑ place , ↑ placement , ↑ placing , ↑ displacement , ↑ replacement ; verb : ↑ place , ↑ displace , ↑ misplace , ↑ replace ; adjective : ↑ displaced , ↑ misplaced , ↑ replaceable ]
1 . [uncountable] when you get something that is newer or better than the one you had before:
Our old car is badly in need of replacement.
replacement windows
2 . knee/hip/joint replacement an artificial knee etc that replaces a damaged one, given to people in a medical operation
3 . [countable] someone or something that replaces another person or thing
replacement for
It was difficult to find a replacement for Ted.