Look up zeta, ZETA, Zeta, zéta, or zêta in Wiktionary, the free dictionary.

Zeta is the sixth letter of the Greek alphabet.

Zeta or ZETA may also refer to:

Manufacturing

• GM Zeta platform, a full-size car series
• Zeta (automobile), an Australian car produced by Lightburn

Organizations

• FK Zeta, a Montenegrin football club
• Los Zetas, a criminal drug cartel in Mexico
• Zeta Global, an internet marketing firm
• Zeta India, an India fintech firm
• Motorcycle-mounted special operations branch of the Greek police

People

• Zeta (name), list of people and fictional characters with the name

Places

• Zeta Banovina, a province of the Kingdom of Yugoslavia between 1929 and 1941
• Zeta (medieval region), a medieval region in southern parts of modern Montenegro and some northern parts of Albania
  • Zeta (crown land), a part of the medieval Serbian state, from the end of the 12th to the middle of the 14th century
  • Principality of Zeta, a medieval principality, from the middle of the 14th up to the end of the 15th century
• Zeta Plain, a plain in Montenegro
• Zeta (river), a river in Montenegro
• Zeta, Missouri, a ghost town in the United States

Science and meteorology

• Zeta distribution, a discrete probability distribution
• ZETA (fusion reactor), the Zero-Energy Toroidal (or Thermonuclear) Assembly reactor, a British test facility
• Zeta (wasp) a genus of potter wasps
• Zeta pinch or Z-pinch, a type of plasma confinement system
• Zeta potential, the electrokinetic potential of a colloidal system
• Atlantic Basin tropical cyclones:
  • Tropical Storm Zeta (2005)
  • Hurricane Zeta (2020)
• Riemann zeta function, a function used in analytic number theory
• Zeta function, any of a number of functions analogous to the Riemann zeta function
• SARS-CoV-2 Zeta variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19

Video games

• Mothership Zeta, a location in Fallout 3
• Zeta Metroid, a type of Metroid from the Metroid franchise

Other uses

• magnussoft ZETA, a computer operating system
• Via de Zenta or Zeta, a medieval road connecting the Adriatic with Nemanjić' Serbia
• Zeta, a Baja California investigative journalism newsweekly
• Zéta, a Hungarian wine grape
• USS Zeta, U.S. Navy ship