- Supersede is defined as to replace.
An example of supersede is for a new person to take the place of the old class president.
- to cause to be set aside or dropped from use as inferior or obsolete and replaced by something else
- to take the place of in office, function, etc.; succeed
- to remove or cause to be removed so as to make way for another; supplant
Origin: MFr superseder, to leave off, give over from Classical Latin supersedere, literally , to sit over, preside over, forbear: see super- and amp; sit
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transitive verb su·per·sed·ed, su·per·sed·ing, su·per·sedes
- To take the place of; replace.
- To cause to be set aside, especially to displace as inferior or antiquated. See Synonyms at replace.
Origin: Middle English superceden, to postpone, from Old French superceder, from Latin supersedēre, to refrain from : super-, super- + sedēre, to sit; see sed- in Indo-European roots.
- suˌper·sedˈer noun
- suˌper·sesˈsion noun