Dictionary
tri'phos•phor'ic ac'id
Pronunciation: (trī'fos-fôr'ik, -for'-, trī"-), [key] Chem.
the hypothetical acid H
5P
3O
10, known chiefly by its salts.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.