HZ
# HZ

Hz is the International Standard symbol for hertz, a unit of frequency.

Hz. may also stand for:

HZ may also stand for:

* HZ (character encoding)
* Habitable zone, the distance from a star where a planet can maintain Earth-like life
* Hazard, a situation that poses a level of threat
* Haze, in meteorology, METAR code HZ
* Herero language (ISO 639 alpha-2)
* Herpes zoster, the shingles virus
* Holden HZ, an automobile produced by General Motors Holden in the late 1970s
* Hz-program, a typographic composition computer program created by Hermann Zapf.
* HZ University of Applied Sciences, a vocational university in Zeeland, Netherlands
* SAT Airlines (IATA airline designator)
* Saudi Arabia (aircraft registration code)
* Croatian Railways (Hrvatske željeznice, HŽ)
