The largest section of the Records Department, far larger than the one on which Winston worked, consisted simply of persons whose duty it was to track down and collect all copies of books, newspapers, and other documents which had been superseded and were due for destruction.
It was expected that Newspeak would have finally superseded Oldspeak (or Standard English, as we should call it) by about the year 2050.
Helicopters are more used than they were formerly, bombing planes have been largely superseded by self-propelled projectiles, and the fragile movable battleship has given way to the almost unsinkable Floating Fortress; but otherwise there has been little development.
When Oldspeak had been once and for all superseded, the last link with the past would have been severed.
There are no more uses of "supersede" in the book.
Show samples from other sources
Engineers used slide rules before they were superseded by calculators.
No method nor discipline can supersede the necessity of being forever on the alert.
Thoreau, Henry David -- Walden & on the Duty of Civil Disobedience