from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A monoclinic-sphenoidal mineral containing aluminum, hydrogen, magnesium, oxygen, and sulfur.
from The Century Dictionary and Cyclopedia
- n. A hydrous sulphate of aluminium and magnesium, allied to the alums, occurring in fibrous masses and as an efflorescence.
Sorry, no example sentences found.
Wordnik is becoming a not-for-profit! Read our announcement here.