Simple Definition of supersede

from our Learner's Dictionary

supersede

verb

supersedes; superseded; superseding
: to take the place of (someone or something that is old, no longer useful, etc.) : to replace (someone or something)
This edition supersedes the previous one.
Former stars were being superseded by younger actors.

Cite this Entry

“Supersede.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/supersede. Accessed 11 Jun. 2026.

More from Merriam-Webster on supersede

More from Merriam-Webster