transitive verb su·per·sede \ˌsü-pər-ˈsēd\

: to take the place of (someone or something that is old, no longer useful, etc.) : to replace (someone or something)


Full Definition of SUPERSEDE

a :  to cause to be set aside
b :  to force out of use as inferior
:  to take the place or position of
:  to displace in favor of another
su·per·sed·er noun

Examples of SUPERSEDE

  1. This edition supersedes the previous one.
  2. Former stars were being superseded by younger actors.
  3. Fortunately, the scientific enterprise has its own self-correcting mechanisms that eventually sort things out. Studies that are wrong will be superseded by better studies with different results. Studies that are right will be corroborated by other good studies. —Harriet Hall, Skeptic, 2007


Middle English (Scots) superceden to defer, from Middle French, from Latin supersedēre to sit on top, refrain from, from super- + sedēre to sit — more at sit
First Known Use: 1654

Related to SUPERSEDE

Synonym Discussion of SUPERSEDE

replace, displace, supplant, supersede mean to put out of a usual or proper place or into the place of another. replace implies a filling of a place once occupied by something lost, destroyed, or no longer usable or adequate <replaced the broken window>. displace implies an ousting or dislodging <war had displaced thousands>. supplant implies either a dispossessing or usurping of another's place, possessions, or privileges or an uprooting of something and its replacement with something else <was abruptly supplanted in her affections by another>. supersede implies replacing a person or thing that has become superannuated, obsolete, or otherwise inferior <the new edition supersedes all previous ones>.
SUPERSEDER Defined for Kids


verb su·per·sede \ˌsü-pər-ˈsēd\

Definition of SUPERSEDE for Kids

:  to take the place or position of <These instructions supersede those you received earlier.>


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