water filter

1. 1.

   a filter to remove impurities from the water supply

   Broaderfilter

Questions about water filter

What does water filter mean?

water filter means "a filter to remove impurities from the water supply".

Is water filter a common word?

water filter 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.