pyrophosphoric acid

1. 1.

   a solid acid formed by reactions of orthophosphoric acid

   Broaderpolyphosphoric acid

Questions about pyrophosphoric acid

What does pyrophosphoric acid mean?

pyrophosphoric acid means "a solid acid formed by reactions of orthophosphoric acid".

Is pyrophosphoric acid a common word?

pyrophosphoric acid 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.