Woolfell :: Woolfell (n.) A skin with the wool; a skin from which the wool has not been sheared or pulled.
Workfellow :: Workfellow (n.) One engaged in the same work with another; a companion in work.
Woulfe Bottle :: Woulfe bottle (n.) A kind of wash bottle with two or three necks; -- so called after the inventor, Peter Woulfe, an English chemist..
Wulfenite :: Wulfenite (n.) Native lead molybdate occurring in tetragonal crystals, usually tabular, and of a bright orange-yellow to red, gray, or brown color; -- also called yellow lead ore..
Yokefellow :: Yokefellow (n.) An associate or companion in, or as in; a mate; a fellow; especially, a partner in marriage..
Yttriferous :: Yttriferous (a.) Bearing or containing yttrium or the allied elements; as, gadolinite is one of the yttriferous minerals..
Zaffer :: Zaffer (n.) A pigment obtained, usually by roasting cobalt glance with sand or quartz, as a dark earthy powder. It consists of crude cobalt oxide, or of an impure cobalt arseniate. It is used in porcelain painting, and in enameling pottery, to produce a blue color, and is often confounded with smalt, from which, however, it is distinct, as it contains no potash. The name is often loosely applied to mixtures of zaffer proper with silica, or oxides of iron, manganese, etc..
Zinciferous :: Zinciferous (a.) Containing or affording zinc.