1. The slow passage of a liquid through a filtering medium
   "the percolation of rainwater through the soil";
   - infiltration
    
2. The filtration of a liquid for extraction or purification
   "The slow percolation of coffee through the grounds produced a rich flavour"
    
3. The act of making coffee in a percolator
   "The gentle sound of percolation signaled that the coffee was almost ready"

Derived forms: percolations

Type of: cookery, cooking, filtration, preparation

Encyclopedia: Percolation