adj. Containing copper with an oxidation number of 1.
the GNU version of the Collaborative International Dictionary of English
adj. Of, pertaining to, or derived from, copper; containing copper; -- said of those compounds of copper in which this element is present in its highest proportion.
The Century Dictionary and Cyclopedia
Same as cupric.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of or containing divalent copper
Word Usage
"Berkeley used to have an experiment in which Chem 1 students prepared cuprous sulfide and determined its stoichiometry ratio of Cu:S."