cupr

n. one of the genera of cypress trees, the type genus of the Cupressaceae.
Syn. -- genus Cupressus. [ WordNet 1.5 ]

a. [ From Cuprum. ] (Chem.) Of, pertaining to, or derived from, copper; containing copper; -- said of those compounds of copper in which this element is present in its lowest proportion. [ 1913 Webster ]

a. [ Cuprum + -ferous. ] Containing copper; as, cupriferous silver. [ 1913 Webster ]

n. (Min.) The red oxide of copper; red copper; an important ore of copper, occurring massive and in isometric crystals. [ 1913 Webster ]

n. [ Cuprum + -oid. ] (Crystalloq.) A solid related to a tetrahedron, and contained under twelve equal triangles. [ 1913 Webster ]

a. [ From Cuprum. ] (Chem.) 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. [ 1913 Webster ]