vt to omit; to forbear.
2. supersede ·vt to come, or be placed, in the room of; to replace.
3. supersede ·vt to displace, or set aside, and put another in place of; as, to supersede an officer.
4. supersede ·vt to make void, inefficacious, or useless, by superior power, or by coming in the place of; to set aside; to render unnecessary; to suspend; to stay.