Definition of "cuprous" []

• Of, relating to, or containing univalent copper. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Boiling with nitric acid converts the lower into the higher oxide; and powerful reducing-agents, such as cuprous chloride, have the opposite effect."
• "Berkeley used to have an experiment in which Chem 1 students prepared cuprous sulfide and determined its stoichiometry ratio of Cu:S."
• "In the first place, it was found that, because of the reducing action of metallic copper on cupric sulphate to form cuprous sulphate, too little copper was deposited in the copper coulometer to correspond to the current."