GY, Gy, or gy may refer to:
Units of measurement
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Gray (unit)
The gray (symbol: Gy) is the unit of ionizing radiation dose in the International System of Units (SI), defined as the absorption of one joule of radiation energy per kilogram of matter.
It is used as a unit of the radiation quantity absorbed d ...
(Gy), SI unit of absorbed radiation
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Giga-year, 1,000,000,000 years (non-SI)
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Galactic year, the time it takes for the Solar System to orbit the Galactic Center
Businesses and organisations
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Gabon Airlines (IATA:
GY)
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GenCorp
Aerojet Rocketdyne is a subsidiary of American Arms industry, defense company L3Harris that manufactures rocket, Hypersonic flight, hypersonic, and electric propulsive systems for space, defense, civil and commercial applications. Aerojet traces ...
(NYSE:
GY)
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Green Youth (disambiguation), a Green party youth wing
Language
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Hungarian gy, an alphabetic digraph
* gy, a digraph in the
Tibetan pinyin transliteration system
People
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Pierre Gy (1924–2015), French chemist and statistician
* Garin de Gy, 14th century Catholic
Master of the Order of Preachers
The Master of the Order of Preachers is the Superior General of the Order of Preachers, commonly known as the Dominican Order, Dominicans.
The Master of the Order of Preachers is ''ex officio'' Chancellor (education), Grand Chancellor of the Pont ...
Places
United Kingdom
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GY postcode area, of the Bailiwick of Guernsey
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Great Yarmouth
Great Yarmouth ( ), often called Yarmouth, is a seaside resort, seaside town which gives its name to the wider Borough of Great Yarmouth in Norfolk, England; it straddles the River Yare and is located east of Norwich. Its fishing industry, m ...
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Grimsby
Grimsby or Great Grimsby is a port town in Lincolnshire, England with a population of 86,138 (as of 2021). It is located near the mouth on the south bank of the Humber that flows to the North Sea. Grimsby adjoins the town of Cleethorpes dir ...
Elsewhere
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Guyana
Guyana, officially the Co-operative Republic of Guyana, is a country on the northern coast of South America, part of the historic British West Indies. entry "Guyana" Georgetown, Guyana, Georgetown is the capital of Guyana and is also the co ...
(ISO 3166: GY)
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Gy, Haute-Saône, France
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Gy, Switzerland
Science and technology
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.gy, the country code top level domain (ccTLD) for Guyana
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Mazda GY, a car engine
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Grapevine yellows, a plant disease
* Gy, the on-line charging interface in the
GPRS core network
{{disambiguation