GF, gf or gF may refer to:

Arts and entertainment

GuitarFreaks is a music video game series produced by Konami. The series consists of two games, ''GuitarFreaks'' and ''DrumMania'', where players use game controllers modeled after musical instruments to perform the lead guitar, bass guitar and drum kit, dr ...

, a music video game series *

Ground Floor A storey (Commonwealth English) or story (American English), is any level part of a building with a floor that could be used by people (for living, work, storage, recreation, etc.). Plurals for the word are ''storeys'' (UK, CAN) and ''storie ...

, an American comedy series created by Bill Lawrence and Greg Malins * ''

Gravity Falls ''Gravity Falls'' is an American Mystery fiction, mystery television comedy, comedy animated television series created by Alex Hirsch for Disney Channel and Disney XD. The series follows the adventures of Dipper Pines (Jason Ritter) and his twi ...

'', a Disney TV show * ''

Girls' Frontline ''Girls Frontline'' ( zh, s=少女前线, t=少女前線, p=Shàonǚ Qiánxiàn) is a mobile game, mobile strategy role-playing game for Android (operating system), Android and iOS developed by China-based studio MICA Team, where players control ...

'', a strategy role-playing mobile game

Businesses and organizations

Airlines

Gulf Air Gulf Air () is the flag carrier of Bahrain, which was founded in 1950. Headquartered in Muharraq, the airline operates scheduled flights to 51 destinations in 30 countries across Africa, Asia, and Europe. The airline's main hub is at Bahrain I ...

(IATA airline designator: GF) *

Sierra Leone Sierra Leone, officially the Republic of Sierra Leone, is a country on the southwest coast of West Africa. It is bordered to the southeast by Liberia and by Guinea to the north. Sierra Leone's land area is . It has a tropical climate and envi ...

(ICAO airport designator prefix: GF)

Other businesses and organizations

Game Freak is a Japanese video game developer, best known as the primary developer and co-owners of the ''Pokémon (video game series), Pokémon'' series of role-playing video games. History Predating the video game company, ''Game Freak'' was a self- ...

, a game developer * Georg Fischer, abbreviated +GF+ *

GlobalFoundries GlobalFoundries Inc. is a multinational semiconductor contract manufacturing and design company located in the Cayman Islands and headquartered in Malta, New York. Created by the divestiture of the manufacturing arm of AMD in March 2009, the ...

, a semiconductor foundry headquartered in Santa Clara, California * Grafiska Fackförbundet - Mediafacket, the

Swedish Graphic Workers' Union The Swedish Graphic Workers' Union (, Grafiska or GF) was a trade union representing printing industry workers in Sweden. The union was founded when the Swedish Bookbinders' Union merged with the Swedish Lithographic Union and the Swedish Typ ...

Math, science, and technology

Cyclosarin Cyclosarin or GF (cyclohexyl methylphosphonofluoridate) is an extremely toxic substance used as a chemical weapon. It is a member of the '' G-series'' family of nerve agents, a group of chemical weapons discovered and synthesized by a German t ...

nerve gas (NATO designation: GF) *

Fermi's constant In particle physics, Fermi's interaction (also the Fermi theory of beta decay or the Fermi four-fermion interaction) is an explanation of the beta decay, proposed by Enrico Fermi in 1933. The theory posits four fermions directly interacting ...

, G_F *

Fluid intelligence The concepts of fluid intelligence (''g''f) and crystallized intelligence (''g''c) were introduced in 1943 by the psychologist Raymond Cattell. According to Cattell's psychometrically-based theory, general intelligence (''g'') is subdivided into ...

as opposed to gC, crystallized intelligence *

Galois field In mathematics, a finite field or Galois field (so-named in honor of Évariste Galois) is a field that contains a finite number of elements. As with any field, a finite field is a set on which the operations of multiplication, addition, subtr ...

, in mathematics *

Generating function In mathematics, a generating function is a representation of an infinite sequence of numbers as the coefficients of a formal power series. Generating functions are often expressed in closed form (rather than as a series), by some expression invo ...

, in mathematics *

GF method The GF method, sometimes referred to as FG method, is a classical mechanical method introduced by Edgar Bright Wilson to obtain certain ''internal coordinates'' for a vibrating semi-rigid molecule, the so-called ''normal coordinates'' ''Q''k. Normal ...

, Wilson's normal mode analysis *

Gram force The kilogram-force (kgf or kgF), or kilopond (kp, from ), is a non-standard gravitational metric unit of force. It is not accepted for use with the International System of Units (SI) and is deprecated for most uses. The kilogram-force is equal t ...

(symbol: gf) *

Grammatical Framework Grammatical Framework (GF) is a programming language for writing grammars of natural languages. GF is capable of parsing and generating texts in several languages simultaneously while working from a language-independent representation of meaning. ...

, a type-theoretic grammar formalism *

Greater fool theory In finance, the greater fool theory suggests that one can sometimes make money through speculation on overvalued items with a purchase price drastically exceeding the intrinsic valueif those assets can later be resold at an even higher price. In ...

, in economics *

Growth factor A growth factor is a naturally occurring substance capable of stimulating cell proliferation, wound healing, and occasionally cellular differentiation. Usually it is a secreted protein or a steroid hormone. Growth factors are important for ...

, in biology *

Glass Fibre Glass fiber ( or glass fibre) is a material consisting of numerous extremely fine fibers of glass. Glassmakers throughout history have experimented with glass fibers, but mass manufacture of glass fiber was only made possible with the inventio ...

, in Plastic material identification

Other uses

French Guiana French Guiana, or Guyane in French, is an Overseas departments and regions of France, overseas department and region of France located on the northern coast of South America in the Guianas and the West Indies. Bordered by Suriname to the west ...

(ISO 3166 country code: GF) *

Goals for The following are statistics commonly tracked in ice hockey. Team statistics * STK – winning or losing streak * GD – ''Goal Difference'' (used as standings tie breaker) * GP – ''Games played'' – Number of games the team has played * W ...

, a statistic in ice hockey and other sports *

Girlfriend A girlfriend is a woman who is a friend, acquaintance or partner to the speaker, usually a female companion with whom one is platonically, romantically, or sexually involved. In a romantic context, this normally signifies a committed r ...

Gluten free A gluten-free diet (GFD) is a nutritional plan that strictly excludes gluten, which is a mixture of prolamin proteins found in wheat (and all of its species and hybrids, such as spelt, kamut, and triticale), as well as barley, rye, and oats ...

, denoting foods free from the protein gluten *

Good faith In human interactions, good faith () is a sincere intention to be fair, open, and honest, regardless of the outcome of the interaction. Some Latin phrases have lost their literal meaning over centuries, but that is not the case with , which i ...

, a sincere intention *

Good Friday Good Friday, also known as Holy Friday, Great Friday, Great and Holy Friday, or Friday of the Passion of the Lord, is a solemn Christian holy day commemorating the crucifixion of Jesus and his death at Calvary (Golgotha). It is observed during ...

, a Christian holiday * Godfather, a male

godparent Within Christianity, a godparent or sponsor is someone who bears witness to a child's baptism (christening) and later is willing to help in their catechesis, as well as their lifelong spiritual formation. In both religious and civil views, ...

* Dominical letter GF, for a

leap year starting on Monday A leap year starting on Monday is any year with 366 days (i.e. it includes February 29, 29 February) that begins on Monday, 1 January, and ends on Leap year starting on Tuesday, Tuesday, 31 December. Its dominical letters hence are GF. The most rec ...

* Good fight, what is generally said after a fight in a

Massively multiplayer online game A massively multiplayer online game (MMOG or more commonly MMO) is an online video game with a large number of players to interact in the same online game world. MMOs usually feature a huge, persistent world, persistent open world, although t ...

* A first generation

Subaru Impreza The is a compact car that has been manufactured by the Japanese automaker Subaru since 1992. It was introduced as a replacement for the Leone, with the predecessor's EA series engines replaced by the new EJ series. It is now in its sixth g ...

station wagon (ID code: GF) * Berliet GF, a range of heavy-duty trucks {{disambiguation