A Leather Glossary, M-Z
Milling: A process in which tanned hides are tumbled in rotating drums to soften the hand or enhance the grain.
Natural Grain: Leather whose grain has not been altered in any way.
Nubuck: Cattle hide leather, buffed on the grain side to give a soft and shiny surface.
Patina: A surface luster that develops which increases in attractiveness over time and use.
Printed Leather: Leather bearing a surface pattern produced usually by embossing, silkscreen printing, etc.
Pure Aniline: Leather which receives its only color from dyes and retains its natural markings.
Rawhide: A hide which has only been treated to preserve it prior to tanning.
Retanned: Leather which has been tanned twice.
Sammiering: Pressing the water out of hides.
Semi-aniline: Leather which has been aniline dyed or stained with a small amount of pigment.
Shrunken grain: Leather tanned to shrink the grain layer. It will have a grain surface of uneven folds and valleys.
Split: The under portion of a hide or skin that has been split into two or more thickness.
Suede: Velvet-like nap finish produced by abrasion.
Tanning: The process of turning perishable raw hides and skins with tanning materials into permanent leather.
Top Grain: The top layer of a hide after the splitting process in which the hair and epidermis have been removed.
Vegetable Tanned: Leather tanned entirely or almost entirely with vegetable tanning agents. Any other agents added must be only used in very small amounts for the leather to called vegetable tanned.
Water-resistant(repellent leather): Leather resistant to the penetration of water, usually chrome or combination tanned; other water-resisting agents may be used.
Waxed Leather: Leather finished on the flesh side and dyed; vegetable tanned with a high content of hard grease Leather bearing a wax finish.
Wet Blue Leather: Leather which has not been further processed after chrome tanning and is sold in the wet condition.