MORTAR n.
A short piece of ordnance, used for throwing bombs, carcasses, shells, etc., at high angles of elevation, as 45º, and even higher; - - so named from its resemblance in shape to the utensil above described. Mortar bed (Mil.), a framework of wood and iron, suitably hollowed out to receive the breech and trunnions of a mo…
POLYPHEMUS n.
A very large American moth (Telea polyphemus) belonging to the Silkworm family (Bombycidæ). Its larva, which is very large, bright green, with silvery tubercles, and with oblique white stripes on the sides, feeds on the oak, chestnut, willow, cherry, apple, and other trees. It produces a large amount of strong silk. Ca…
PUSS n.
eaving some other without one. -- Puss moth (Zoöl.), any one of several species of stout bombycid moths belonging to Cerura, Harpyia, and allied genera, esp. Harpyia vinuli, of Europe. The larvæ are humpbacked, and have two caudal appendages.
ROCKET n.
r use in war, invented by Sir William Congreve. It may be used either in the field or for bombardment; in the former case, it is armed with shells or case shot; in the latter, with a combustible material inclosed in a metallic case, which is inextinguishable when kindled, and scatters its fire on every side.…