ultrafilter

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ultrafilter

(ˌʌltrəˈfɪltə)
n
1. (Chemistry) a filter with small pores used to separate very small particles from a suspension or colloidal solution
2. (Tools) a filter with small pores used to separate very small particles from a suspension or colloidal solution
ultrafiltration n

ul•tra•fil•ter

(ˌʌl trəˈfɪl tər)

n.
1. a filter for purifying sols, having a membrane with pores sufficiently small to prevent the passage of the suspended particles.
v.t.
2. to purify by means of an ultrafilter.
[1905–10]
ul`tra•fil•tra′tion (-ˈtreɪ ʃən) n.
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