filter paper

1. 1.

   a porous unsized paper used for filtering

   Broaderpaper

Questions about filter paper

What does filter paper mean?

filter paper means "a porous unsized paper used for filtering".

Is filter paper a common word?

filter paper is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.