pearl ash

1. 1.

   an impure form of potassium carbonate

   Broaderpotassium carbonate

Questions about pearl ash

What does pearl ash mean?

pearl ash means "an impure form of potassium carbonate".

Is pearl ash a common word?

pearl ash is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.