from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The process of engraving zinc printing plates.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A lithographic method of producing engravings using zinc plates
from the GNU version of the Collaborative International Dictionary of English
- n. The art or process of engraving or etching on zinc, in which the design is left in relief in the style of a wood cut, the rest of the ground being eaten away by acid.
from The Century Dictionary and Cyclopedia
- n. The art of producing on zinc a printing surface in relief by etching with dilute acid the unprotected parts of the plate. Compare paniconography.
zinco- + -graphy (Wiktionary)