(obsolete, mineralogy, UK) Sphalerite; zincblende. / (obsolete) Caramel or burnt sugar, used to colour wines, spirits, ground coffee, etc. / (obsolete) A large leather vessel for beer, etc.

Alternative form of nonblack

chernozem

(mineralogy) A mineral form of cupric oxide

plural of black-house

An escharotic based on bloodroot extract, fraudulently marketed as an alternative cancer treatment.

plural of black kite

A species of kite, Milvus migrans, widely distributed throughout the Old World.

plural of black oak

(usually countable) A deciduous oak tree, Quercus velutina, native to eastern North America.