an early type of machine gun consisting of a revolving cluster of barrels around a central axis, each barrel being automatically loaded and fired every revolution of the cluster.
Origin: 1860–65, Americanism; named after R. J. Gatling (1818–1903), U.S. inventor
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.