Tan or TAN may refer to:

Arts and entertainment

* ''Tan'', an album by the Polish rock band Kult * TAN (group), South Korean boy band * ''Tan'' (newspaper), a newspaper in Turkey * ''Tan'' (weekly newspaper), a newspaper in Kosovo

Businesses and organisations

* TAN Books, a Catholic publishing company * FC Rubin-TAN Kazan, a Russian professional ice hockey club in Kazan in 1991-94 * Transportes Aéreos Nacionales or TAN Airlines, an airline based in Honduras * Semitan or TAN, operates public transport in Nantes, France

People

Tan (surname) Tan is a common Chinese surname 譚, and is considered the 56th most common. Chen (surname) Chen () is a common Chinese-language surname and one of the most common surnames in Asia. It is the most common surname in Taiwan (2010) and Singapore (2000). Chen is also the most common family name in Guangdong, Zhejiang, Fujian, Macau, and ...

(陳), a Chinese surname, pronounced "Tan" in Min Nan languages *

Laozi Laozi (), also romanized as Lao Tzu #Name, among other ways, was a semi-legendary Chinese philosophy, Chinese philosopher and author of the ''Tao Te Ching'' (''Laozi''), one of the foundational texts of Taoism alongside the ''Zhuangzi (book) ...

, posthumous name "Tan" or "Dān" (聃), philosopher of ancient China * Leborgne, nicknamed Tan, a patient of Paul Broca's, on whose autopsy he identified Broca's area * TAN (musician) (born 1990), Malaysian pop singer * Tan Sağtürk (born 1969), Turkish ballet dancer * Tan France (born 1983), British-American fashion designer

Places

China

* Tan (state), an ancient viscountcy in eastern Shandong Province, China * Tai'an railway station (Shandong), China Railway pinyin code TAN

Vietnam

Tân An, Bắc Giang Tân An is a township (''thị trấn'') of Yên Dũng District, Bắc Giang Province, in northeastern Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, w ...

, a northeastern commune and village *

Tân An Tân An is the capital city of Long An Province in Mekong Delta region of Vietnam. It was upgraded from town status to city status on 26 August 2009. The population of Tân An is 165,214 as of 2009, with an area of 81.79 km2. It comprises ...

, the capital city of Long An Province, Mekong Delta * Tân An province, a former province of South Vietnam

Elsewhere

* Tan Track or "The Tan", a running track in Royal Botanic Gardens, Melbourne, Australia *

Tanzania Tanzania, officially the United Republic of Tanzania, is a country in East Africa within the African Great Lakes region. It is bordered by Uganda to the northwest; Kenya to the northeast; the Indian Ocean to the east; Mozambique and Malawi to t ...

(IOC and FIFA trigram: TAN), a country *

Taunton Municipal Airport Taunton Municipal Airport , also known as King Field, is a public use airport located three nautical miles (6 km) east of the central business district of Taunton, a city in Bristol County, Massachusetts. It is located in the ''East Taunton ...

(IATA airport code: TAN), Massachusetts, US

Science and technology

Tan (color) Tan is a pale tone of brown. The name is derived from tannum (oak bark) used in the tanning of leather. The first recorded use of ''tan'' as a color name in English was in the year 1590. Colors which are similar or may be considered synonym ...

, a pale shade of brown *

Tanning (leather) Tanning, or hide tanning, is the process of treating Skinning, skins and Hide (skin), hides of animals to produce leather. A tannery is the place where the skins are processed. Historically, vegetable based tanning used tannin, an acidic chemica ...

, the process of making leather from hides *

Tan (function) In mathematics, the trigonometric functions (also called circular functions, angle functions or goniometric functions) are real functions which relate an angle of a right-angled triangle to ratios of two side lengths. They are widely used in al ...

, a trigonometric function *

Ti-6Al-7Nb Ti-6Al-7Nb (UNS designation R56700) is an alpha-beta titanium alloy first synthesized in 1977 containing 6% aluminum and 7% niobium. It features high strength and has similar properties as the cytotoxic vanadium containing alloy Ti-6Al-4V. Ti-6Al-7 ...

, a titanium alloy containing aluminum and niobium *

Total acid number The total acid number (TAN) is a measurement of acidity that is determined by the amount of potassium hydroxide in milligrams that is needed to neutralize the acids in one gram of oil. It is an important quality measurement of crude oil. The TAN ...

(TAN), the measure of a lubricant's or crude oil's acidity *

Transaction authentication number A transaction authentication number (TAN) is used by some online banking services as a form of ''single use'' one-time passwords (OTPs) to authorize financial transactions. TANs are a second layer of security above and beyond the traditional singl ...

(TAN), in electronic banking

Biology

Tan (goat pattern) The goat or domestic goat (''Capra hircus'') is a species of goat-antelope that is mostly kept as livestock. It was domesticated from the wild goat (''C. aegagrus'') of Southwest Asia and Eastern Europe. The goat is a member of the family B ...

, a goat color pattern *

Tanbark Tanbark is the Bark (botany), bark of certain species of trees, traditionally used for Tanning (leather), tanning Hide (skin), hides into leather. The words "tannin", "Tanning (leather), tanning", "Tan (color), tan," and "Tawny (color), tawny" a ...

or tan, the bark of certain species of tree *

Sun tanning Sun tanning or tanning is the process whereby skin color is darkened or tanned. It is most often a result of exposure to ultraviolet (UV) radiation from sunlight or from artificial sources, such as a tanning lamp found in indoor tanning b ...

, the darkening of skin in response to ultraviolet light **

Sunless tanning Sunless tanning refers to the effect of a sun tanning, suntan without exposure to the Sun. Sunless tanning involves the use of #Oral agents, oral agents (carotenids), or creams, lotions or sprays applied to the skin. Skin-applied products may be ...

, the darkening of skin without ultraviolet light * Tropical ataxic neuropathy

Other uses

* -tan, a Japanese honorific * Tahn (Armenian ''tʻan''), a yoghurt-based drink from the Middle East * Tanfana or Tan, an ancient European goddess * Tax Deduction and Collection Account Number (TAN), an Indian tax code