a celebrated Greek physician, of the 13th century, and the first Greek author who has treated of mild purgatives, such as cassia, manna, senna, &c. His works were printed in one volume folio, by Henry Stephens, in 1567.

or ACTARIUS, a notary or officer appointed to write the acts or proceedings of a court, or the like. In the Eastern Empire, the actuarii were proper officers who kept the military accounts, received the corn from the susceptores or store-keepers, and delivered it to the soldiers.