Main Entry:

su·per·sede

Pronunciation:

\ˌsü-pər-ˈsēd\

Function:

transitive verb

Inflected Form(s):

su·per·sed·ed; su·per·sed·ing

Etymology:

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

Date:

1654

1 a: to cause to be set aside b: to force out of use as inferior2: to take the place or position of3: to displace in favor of another

synonyms see replace

— su·per·sed·er noun