sodium pyrophosphate

1. 1.

   a sodium salt of pyrophosphoric acid used as a builder in soaps and detergents

   Synonymstetrasodium pyrophosphate

   Broaderbuilder

Questions about sodium pyrophosphate

What does sodium pyrophosphate mean?

sodium pyrophosphate means "a sodium salt of pyrophosphoric acid used as a builder in soaps and detergents".

What is another word for sodium pyrophosphate?

Close synonyms include tetrasodium pyrophosphate. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is sodium pyrophosphate a common word?

sodium pyrophosphate 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.