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Definition of Ultrafilter
1. Noun. A filter (gloss subset of a poset) that is maximal as a set with respect to the definition of (term filter). ¹
¹ Source: wiktionary.com
Medical Definition of Ultrafilter
1. 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. (05 Mar 2000)
Lexicographical Neighbors of Ultrafilter
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