Preemption
From Wikipedia, the free encyclopedia
Preemption or pre-emption may refer to:
- Preemption (computing) — the ability of an operating system to stop a currently scheduled task in favour of a higher priority task
- Preemption (law) — the displacing effect that federal law will have on a conflicting or inconsistent state law
- Preempt — the bid in Contract Bridge
- Pre-emption rights — the right of existing shareholders in a company to buy shares offered for sale before they are offered to the public.
- Preemption Line — the line that divided the Indian lands of western New York State that had been awarded to New York from those that had been awarded to the Commonwealth of Massachusetts by the Treaty of Hartford of 1786.
Other definitions