amerikai:
brit:
1. The point of complete depletion, of the state of being used up.
We worked the mine to exhaustion, there's nothing left to extract.
2. Supreme tiredness; having exhausted energy.
I ran in the marathon to exhaustion, then I collapsed and had to be carried away.
3. The removal (by percolation etc) of an active medicinal constituent from plant material.
4. The removal of all air from a vessel (the creation of a vacuum).
5. An exhaustive procedure