Illustrated Companion to the Latin Dictionary/Sentinaculum

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. 

SENTINA'CULUM. A pump, with which the bilge water (sentina) is worked up from the hold of a vessel. Paul. Nol. Ep. vi. 3.