decantation
nounUK /ˌdiːkænˈteɪʃən/
US /ˌdiːkænˈteɪʃən/
Decantation is when you carefully pour a liquid off the top so the solid bits stay behind.
After the sand settled, decantation let us pour the clear water into another cup.
OTHER MEANINGS
2. The act of pouring wine into a different container to let it breathe.
The waiter performed the decantation of the red wine before serving it.
3. The process of separating layers of liquid that do not mix.
Decantation separated the oil from the water in the jar.
4. The careful transfer of a liquid from one vessel to another without disturbing the sediment.
Proper decantation kept the cloudy residue out of the final sample.