from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The process of preparing a printing surface for electrotyping by first engraving on a wax-coated metal plate.
from the GNU version of the Collaborative International Dictionary of English
- n. A printing process of engraving on a surface of wax spread on a steel plate, for electrotyping.
from The Century Dictionary and Cyclopedia
- n. The art or process of engraving through a coating of prepared wax spread over a smooth plate from which a printing surface can be produced by the plaster process of stereotyping or by electrotyping.
Greek kēros, wax + type.(American Heritage® Dictionary of the English Language, Fourth Edition)