obsidians

Noun

obsidian (usually uncountable, plural obsidians)

1. (usually) A type of naturally occurring black glass produced by volcanoes.
   • The Neolithic culture from 8000 to 6000 B.C., however, was a brilliant period of the revival of crafts, the transformation of gathering into gardening, the growth of a cross-cultural obsidian trade, and the rise of towns.1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 130

   Synonyms:

   obby

2. (usually) A slightly bluish black, the color of obsidian glass.

See all 3 meanings of obsidian