Mil. Obs.1 [a. It. fornelo, dim. of forno (lit. oven):L. furnus oven.] A cavity in which powder is placed for blasting.
1687. B. Randolph, Archipelago, 70. All Europe has heard of this great Seige, how many thousand Bombs were cast into the City; How many Mines, and Fornellos were blown up; and how many bold assaults the Turks made.