percolation Meaning, Definition & Usage

  1. noun the slow passage of a liquid through a filtering medium
    • the percolation of rainwater through the soil
    • the infiltration of seawater through the lava
  2. noun the act of making coffee in a percolator
  3. noun the filtration of a liquid for extraction or purification


Per`co*la"tion noun
L. percolatio.
  1. The act or process of percolating, or filtering; filtration; straining. Specifically (Pharm.), the process of exhausting the virtues of a powdered drug by letting a liquid filter slowly through it.

Webster 1913