GDI may refer to:

Science and technology

Gasoline direct injection Gasoline direct injection (GDI), also known as petrol direct injection (PDI), is a mixture formation system for internal combustion engines that run on gasoline (petrol), where fuel is injected into the combustion chamber. This is distinct ...

, a type of fuel injection *

Graphics Device Interface The Graphics Device Interface (GDI) is a legacy component of Microsoft Windows responsible for representing graphical objects and transmitting them to output devices such as monitors and printers. Windows apps use Windows API to interact with ...

, a component of Microsoft Windows *

Guanosine nucleotide dissociation inhibitor In molecular biology, the Guanosine dissociation inhibitors (GDIs) constitute a family of small GTPases that serve a regulatory role in vesicular membrane traffic. GDIs bind to the GDP-bound form of Rho and Rab small GTPases and not only prevent ...

, a protein

Organisations

* Gabriel Dumont Institute, in Saskatchewan, Canada * Gardner Denver, an American manufacturing company * Gay Doctors Ireland, a professional organisation * GDI Integrated Facility Services, a Canadian janitorial service * Girl Develop It, an American educational charity *

Gottlieb Duttweiler Institute The Gottlieb Duttweiler Institute (GDI) is an independent think-tank and the oldest organisation of its kind in Switzerland. It is located in Rüschlikon, near Zurich. The GDI is located on the edge of the Park im Grüene. Established on 1 ...

, a Swiss think-tank * Green Development Initiative, an international environmental organisation *

Gulf Drilling International Gulf Drilling International Limited (GDI) is a Qatari Shareholding Company based in West Bay, Doha. History Gulf Drilling International was established on 18 May 2004 as the first drilling contractor in the State of Qatar Qatar (, ; a ...

, a Qatari oil and gas company

Other uses

Baka language Baka (also called ''Be-bayaga, Be-bayaka,'' and ''Bibaya de L’est'') is a dialect cluster of Ubangian languages spoken by the Baka Pygmies of Cameroon and Gabon. The people are ethnically close to the Aka, the two together called the Mbenga ( ...

(ISO 639-3 code) * Gender Development Index, an index of gender equality * Gordil Airport (IATA code), in the Central African Republic * Gross domestic income, the total income within a state * Los Guerreros del Infierno, a Mexican professional wrestling stable {{disambiguation