n. A turtle-dove.n. A tortoise; any chelonian or testudinate; any member of the Chelonia or Testudinata (see the technical names); especially, a marine tortoise, provided with flippers; absolutely, the green turtle, as Chelonia midas (see cut below), highly esteemed for soup. See cuts referred to under tortoise, also cuts under Aspidonectes, Eretmochelys, periotic, Pleurospondylia, slider, and stinkpot.n. The detachable segment of the cylinder of a rotary printing-machine which contains the types or plates to be printed: so called from its curved surface.n. (See also alligator-turtle, land turtle, mud-turtle, sea-turtle, snapping-turtle.)To pursue or capture turtles; make a practice or business of taking turtles.