Eta (Η or η) is the seventh letter of the Greek alphabet.
Eta or ETA may also refer to:
People
- Eta (given name)
- Eta, a derogatory term for the Burakumin in the Japanese feudal era
- ETA, an Elvis Tribute Artist
Aircraft
- Eta (glider), a German glider
- CNA Eta, an Italian aircraft
Brands and enterprises
- Eta, a snack food brand owned by Griffin's Foods
- Empresa de Transporte Aéreo, a defunct Brazilian Airline
- Environmental Transport Association, a British roadside assistance company
- ETA SA, a Swiss watchmaking company
- ETA Star Group, a Dubai-based investment company
- ETA Systems, a defunct American computer manufacturer
Education
- Engineering & Technologies Academy, in San Antonio, Texas, United States
- Ethiopian Teachers' Association, a trade union
- Evangelical Theological Academy, in Zwijndrecht, Netherlands
- Evangelical Theological Association, a former teaching institute in Melbourne, Australia
Government and politics
- ETA (separatist group) (Basque: Euskadi Ta Askatasuna), a Basque armed separatist group
- Electronic Travel Authorization or Electronic Travel Authority, an alternative to a travel visa required by many countries for entry
- Employment and Training Administration, of the United States Department of Labor
- European Technical Assessment of the European Organisation for Technical Approvals
Mathematics
- Dedekind eta function
- Dirichlet eta function
- Eta conversion
- Eta invariant
- Weierstrass eta function
- The small letter eta is used as 't Hooft symbol
Science and technology
- Eicosatetraenoic acid
- Eta meson
- Ethanolamine
- Event tree analysis
- Exfoliatin
- Hapticity
- Pseudorapidity
- Reproduction factor, in the nuclear engineering four factor formula
- Viscosity
- Entropy as defined in Boltzmann's H-theorem
- SARS-CoV-2 Eta variant, one of the variants of SARS-CoV-2, the virus that causes COVID-19
Music
- "E.T.A.", a song by Damon & Naomi from More Sad Hits, 1992
- "E.T.A.", a song by Justin Bieber from Changes, 2020
- "ETA", a song by Dr. Dre, Snoop Dogg, Busta Rhymes and Anderson .Paak from GTA Online: The Contract, 2022
- "ETA" (song), a song by NewJeans from Get Up, 2023
Other uses
- Estimated time of arrival
- Estimated time of availability, announcement time of re-availability of down systems (servers, websites, etc.)
- England Touch Association, the national governing body for touch rugby within England
- Hurricane Eta, a Category 4 hurricane that occurred in the 2020 Atlantic hurricane season
- 'eta, a letter or glottal stop in the Tahitian languages
- Electronics Technicians Association, a professional association
- Landolphia owariensis, a vine native to Africa and sometimes known as eta
See also
This disambiguation page lists articles associated with the title Eta.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
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