Leather Terminology
Aniline Finish: Skins are drum-dyed for a soft, smooth feel. They are
usually coated with protein, resin, lacquer, or can be waxed
Distressed: Buffing surface to create uneven coloration and markings
for a weathered look
Glazed Finish: Surface is polished to a high luster by pressurized
glass or steel rollers
Grain: Refers to the outer surface, markings or the patterns on the
leather's surface
Leather: A generic term used for all kinds of tanned animal hides or
skins
Metallic: Metallic color applied during the tanning process for a
lustrous appearance
Napa: Commonly refers to the surface or top grain of any soft leather
hide
Patent: Heavily finished to give a highly lustrous, baked-enamel type
appearance
Pearlized: Spray-on finish giving pearlized effect
Shearling: Natural lamb pelts with the leather side often suede and
worn on the outside
Split: When a thick hide is split, the term refers to the top surface
that looks like suede but is not as soft
Suede: Leathers that are finished by buffing the underside of a hide
to produce a velvet-like nap
Unbuckle: Lightly buffed top grain to a very fine nap that appears
smoother than suede
Source:
http://www.leatherapparelassociation.com/