Gravure..What does it mean?

gra⋅vure   [gruh-vyoor, grey-vyer] Show IPA Pronunciation
–noun
1. an intaglio process of photomechanical printing, such as photogravure or rotogravure.
2. a print produced by gravure.
3. the metal or wooden plate used in photogravure.
gra·vure (grə-vyŏŏr') Pronunciation Key
n.
A method of printing with etched plates or cylinders; intaglio printing.
Photogravure.
A plate used in the process of gravure.
A reproduction produced by gravure.
A plate used in the process of gravure.
A reproduction produced by gravure.

http://dictionary.reference.com/browse/gravure

Rotogravure (roto or gravure for short) is a type of intaglio printing process, in that it involves engraving the image onto an image carrier. In gravure printing, the image is engraved onto a copper cylinder because, like offset and flexography, it uses a rotary printing press.