Meaning of persalt

per•salt

Pronunciation: (pûr'sôlt"), [key]
— n. Chem.
  1. (in a series of salts of a given metal or group) the salt in which the metal or group has a high, or the highest apparent, valence.
  2. (loosely) the salt of a peroxy acid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.