Dictionary.com
definitions
  • synonyms

tephroite

[tef-roh-ahyt]
See more synonyms on Thesaurus.com
noun
  1. a mineral, silicate of manganese, Mn2SiO4, occurring in orthorhombic crystals.

Origin of tephroite

1865–70; < German Tephroit < Greek tephró(s) ash gray + German -it -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018