from the GNU version of the Collaborative International Dictionary of English
- n. A process in photographic printing, in which a relief pattern in gelatin, which has been hardened after certain operations, is pressed upon a plate of lead or other soft metal. An intaglio impression in thus produced, from which pictures may be directly printed, but by a slower process than in common printing.
- n. A print from such a plate.
from The Century Dictionary and Cyclopedia
- n. A photomechanical process in which a matrix is produced from a negative on a plate of bichromated gelatin, hardened in alum, and transferred under very heavy pressure to a surface of metal.
- n. A picture produced by this process.
Sorry, no etymologies found.