Hypertext Webster Gateway: "percolator"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Percolator \Per"co*la`tor\, n.
1. A kind of coffee pot in which the heated water is caused
to filter through the coffee and thus extract its essence.
2. (Pharmacy) An apparatus for producing an extract from a
drug by percolation.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Percolator \Per"co*la`tor\, n.
One who, or that which, filters. ``[Tissues] act as
percolators.'' --Henfrey.
From WordNet (r) 1.7 (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
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