percolation


per·co·la·tion

noun \ˌpər-kə-ˈlā-shən\

Definition of PERCOLATION

1
: the slow passage of a liquid through a filtering medium
2
: a method of extraction or purification by means of filtration
3
: the process of extracting the soluble constituents of a powdered drug by passage of a liquid through it

Seen & Heard

What made you want to look up percolation? Please tell us where you read or heard it (including the quote, if possible).