TZ or tz may refer to:

Media

  • The Twilight Zone, an American television anthology series
  • Terezi Pyrope, a character from the webcomic Homestuck, frequently called "TZ" by her friend Sollux.
  • Tz (newspaper), a German tabloid newspaper from Munich

Places

  • Tappan Zee Bridge, New York, US
  • Tappan Zee High School, a public high school in Orangeburg, New York, US
  • Tanzania (ISO 3166-1 alpha-2 country code TZ)

Science and technology

  • .tz, the country code top level domain (ccTLD) for Tanzania
  • Time zone, a geographic region which uses a common clock time
  • Tz database, also called zoneinfo or IANA Time Zone Database, a compilation of information about the world's time zones
  • Saxitoxin, a chemical weapon with designation TZ in the US military
  • Sony Vaio TZ, a model of personal computer
  • Transformation Zone, a term used in cervical cancer therapy, the area of the cervix where dysplasia and abnormal cell growth occur
  • TrustZone, a security extension to the Arm architecture of CPUs, implementing a type of Trusted Execution Environment
  • Lexus TZ, a battery electric full-size luxury crossover SUV

Other uses

  • tz, a digraph in linguistics, pronounced
  • ATA Airlines (1973–2008, IATA airline code TZ)
  • Scoot (2012–present, IATA airline code TZ until 2017)