BACK n. 3 definitions
A large shallow vat; a cistern, tub, or trough, used by brewers, distillers, dyers, picklers, gluemakers, and others, for mixing or cooling wort, holding water, hot glue, etc. Hop back, Jack back, the cistern which receives the infusion of malt and hops from the copper. -- Wash back, a vat in which distillers ferment…
BARBETTE n.
mounted to fire over the parapet. En barbette, In barbette, said of guns when they are elevated so as to fire over the top of a parapet, and not through embrasures. -- Barbette gun, or Barbette battery, a single gun, or a number of guns, mounted in barbette, or partially protected by a parapet or turret. -- Barbette…