Illustrated Companion to the Latin Dictionary/Arenarius

Illustrated Companion to the Latin Dictionary, and Greek Lexicon (Rich, 1849)

ARENA'RIUS. A general term for any one who contended in the arena of an amphitheatre either against his fellow-men, or with wild beasts, including therefore the GLADIATORES and BESTIARIUS. Pet. Sat. cxxvi. 6.

2. A teacher of arithmetic or geometry, so called because he marked out his calculations or diagrams upon a tray covered with sand. Tertull. Pall. 6. ABACUS, 1.