any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks

the flat surface of a printing press on which the type form is laid in the last stage of producing a newspaper or magazine or book etc.

a printing press where the type is carried on a flat bed under a cylinder that holds paper and rolls over the type

a printing press for printing from a revolving cylinder

a large printing press that exerts pressure vertically

a printing press used for offset printing, in which the inked image is transferred (or “offset”) from a plate to a rubber blanket, then to the printing surface.

the flat surface of a printing press on which the type form is laid in the last stage of producing a newspaper or magazine or book etc.