6 entries found for filter.
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filter[1,noun] filter[2,verb] color filter filter bed filter feeder filter paper

Main Entry: ¹fil·ter
Pronunciation: fil-tr
Function: noun
1 : a substance with pores through which a gas or liquid is passed to separate out floating matter
2 : a device containing a filter
3 : a transparent material (as colored glass) that absorbs light of some wavelengths and is used to change light (as in photography)

Pronunciation Symbols