Per"co*la`tor(?), n. 1. One who, or that which, filters. "[Tissues] act as percolators." Henfrey.
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]
(Pharmacy) An apparatus for producing an extract from a drug by percolation.
[Webster 1913 Suppl.]
Per`co*mor"phi(?), n. pl. [NL., fr. L. perca perch + Gr. morfh` form.] (Zol.) A division of fishes including the perches and related kinds.
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Mon 10th December 2018