- Chemistry. of or containing gold in the univalent state.
- of or containing gold.
Origin of aurous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for aurous
Formed by treating the aurous chloride with strong potassium hydrate.
- of or containing gold, esp in the monovalent state
C19: apparently from French aureux, from Late Latin aurōsus gold-coloured, from Latin aurum gold