Percolator

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Percolator \Per"co*la`tor\, n.
     1. One who, or that which, filters. "[Tissues] act as
        percolators." --Henfrey.
        [1913 Webster]
  
     2. A type of coffee pot in which the heated water is driven


        by its boiling action up above a porous canister of coffee
        held above the level of the water in the pot, and then
        filters (percolates) back through the coffee thus
        extracting its essence.
        [Webster 1913 Suppl. +PJC]
  
     3. (Pharmacy) An apparatus for producing an extract from a
        drug by percolation.
        [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  percolator
       n : a coffeepot in which boiling water ascends through a central
           tube and filters back down through a basket of ground
           coffee beans

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  19 Moby Thesaurus words for "percolator":
     clarifier, colander, cradle, cribble, filter, lixiviator, purifier,
     refiner, refinery, riddle, rocker, screen, sieve, sifter, strainer,
     winnow, winnowing basket, winnowing fan, winnowing machine