{{wiktionary|Zr|.zr}} '''ZR''', '''Zr''', or '''zr''' may refer to: {{TOC right}} == Places by code == * Zaire, a central African country, 1971–1997 (reserved in ISO 3166) * Zrenjanin, a city in Serbia (on car license plates)
== Science and technology == {{for|automotive technology|#Land transport}} * Zirconium, symbol Zr, a chemical element * Zona reticularis, an anatomical feature of the adrenal cortex * .zr, an abolished Internet top-level domain
== Transport == === Aviation === * Aviacon Zitotrans (IATA: <code>ZR</code>) * A US Navy hull classification symbol: Rigid airship (ZR)
=== Land transport === * ZR (bus), a private taxi-bus in Barbados * Kawasaki ZR-7, a motorcycle model * MG ZR, a hatchback car model * Toyota ZR engine, an automotive engine * Zambia Railways, a state rail operator
==Other uses== * Nikon ZR, a mirrorless cinema camera * {{transliteration|ja|Zettai ryōiki}}, otaku slang for a style of dress * ZR, a fictional assistant of the Masked Marvel (Centaur Publications) {{disambiguation}}