Illustrated Companion to the Latin Dictionary/Tractator

This article incorporates text from a publication now in the public domain: Rich, Anthony (1849). The illustrated companion to the Latin dictionary, and Greek lexicon. p. vi. OCLC 894670115. https://archive.org/details/illustratedcompa00rich. 

TRACTA'TOR. A shampooer; a slave whose business it was to manipulate the body and supple the joints after the bath, as still commonly practised in the East. Sen. Ep. 66.