ultrafilter

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ultrafilter

 [ul″trah-fil´ter]
the filter used in ultrafiltration.

ul·tra·fil·ter

(ŭl'tră-fil'tĕr),
A semipermeable membrane (collodion, fish bladder, or filter paper impregnated with gels) used as a filter to separate colloids and large molecules from water and small molecules, which pass through.

ultrafilter

[-fil′tər]
a semipermeable membrane with pores of a known diameter used to separate colloids and large molecules from water and other small molecules.

ultrafilter

the filter used in ultrafiltration.