BACK n.
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 the wort to form wash.…
BEETLE n.
order Coleoptera, having four wings, the outer pair being stiff cases for covering the others when they are folded up. See Coleoptera. Beetle mite (Zoöl.), one of many species of mites, of the family Oribatidæ, parasitic on beetles. -- Black beetle, the common large black cockroach (Blatta orientalis).…