This page provides all possible meanings and translations of the word ZR
Random House Webster's College Dictionary
zirconium, Zr, atomic number 40(noun)
a lustrous grey strong metallic element resembling titanium; it is used in nuclear reactors as a neutron absorber; it occurs in baddeleyite but is obtained chiefly from zircon
.zr is the former Internet country code top-level domain for Zaire. Because Zaire was renamed Democratic Republic of the Congo in 1997, .zr was phased out and .cd took its place. In 2001, .zr was finally terminated.
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