the seepage or filtration of a liquid through a porous substance
The work or means of percolating, or filtering; purification; straining. Especially (Pharm.), the entire process of exhausting the virtues of a powdered drug by letting a liquid filter gradually through it.
The work of percolating; the act of straining or filtering; purification; the work of moving through small interstices, as alcohol through thought or a porous rock.
In pharmacy, the process of extracting the dissolvable components of powdered substances by-passing through all of them successive degrees of a solvent which yields a definite extract free of insoluble things: used in the sense of displacement.
the act of creating coffee in a percolator
the filtration of a liquid for extraction or purification
the sluggish passage through of a liquid through a filtering medium