D9, D09, D.IX, D IX, D.9 or D-9 may refer to:

Transport and vehicles

* Albatros D.IX, a 1918 German prototype single-seat fighter * Bavarian D IX, an 1888 German steam locomotive model * Bottineau Municipal Airport, FAA LID D09, a public airport in North Dakota, United States *

Caterpillar D9 The Caterpillar D9 is a large track-type tractor designed and manufactured by Caterpillar Inc. It is usually sold as a bulldozer equipped with a detachable large blade and a rear ripper attachment. The D9, with 354 kW (474 hp) of gross p ...

, a 1954 large bulldozer/track-type tractor **

IDF Caterpillar D9 The IDF Caterpillar D9 — nicknamed ''Doobi'' (, for teddy bear) — is a Caterpillar D9 armored bulldozer used by the Israel Defense Forces (IDF). It is supplied by Caterpillar Inc. and modified by the Israel Defense Forces, Israeli Milita ...

, an armored bulldozer *

Denza D9 The Denza D9 () is a battery electric and plug-in hybrid minivan produced and manufactured by Chinese brand Denza, a premium marque of BYD Auto. First debuted in May 2022, the D9 is the first Denza model after the brand's restructuring. It is b ...

, a minivan by BYD Auto *

Donavia JSC "Donavia" () was an Aeroflot subsidiary airline based in Rostov-on-Don, Russia. Its main bases were Rostov-on-Don Airport and Mineralnye Vody Airport after the Kavminvodyavia bankruptcy. It was known as Aeroflot-Don () from 2000–2009. In ...

, IATA code D9, a former subsidiary of Aeroflot * D9 road (Croatia), a state road in Croatia * HMS D9, a 1912 British E class submarine * HMS ''Imperial'' (D09), a 1936 British Royal Navy I-class destroyer * HMS ''Trumpeter'' (D09), a 1942 British Royal Navy escort aircraft carrier *

Jodel D9 Société Avions Jodel is a French aircraft company started in 1946 by Édouard Joly and his son-in-law Jean Délémontez. History Jodel designed a range of light aeroplanes shortly after the Second World War. Popular myth has it that the t ...

, a 1948 French single-seat ultralight monoplane * LNER Class D9, a class of British steam locomotives

Other uses

Delta-9-THC Tetrahydrocannabinol (THC) is a cannabinoid found in cannabis. It is the principal psychoactive constituent of ''Cannabis'' and one of at least 113 total cannabinoids identified on the plant. Although the chemical formula for THC (C21H30O2) de ...

, the delta-9 isomer of THC * ATC code D09, ''Medicated dressings'', a classification for medical products * D-9 (video), a video format also known as Digital-S * D9-brane, a class of objects in string theory *

D-IX D-IX is a methamphetamine-based experimental performance enhancer developed by Nazi Germany in 1944 for military application. The researcher who rediscovered this project, Wolf Kemper, said, "the aim was to use D-IX to redefine the limits of hu ...

, a Nazi performance-enhancing drug * ''

District 9 ''District 9'' is a 2009 science fiction action film directed by Neill Blomkamp in his feature film debut, written by Blomkamp and Terri Tatchell, and produced by Peter Jackson and Carolynne Cunningham. It is a co-production of New Zealand ...

'', a 2009 film * The "Divine Nine" (D9), nickname for the

National Pan-Hellenic Council The National Pan-Hellenic Council (NPHC) is a coalition, collaborative umbrella council composed of historically African American fraternities and sororities, commonly called the Divine Nine, and also referred to as Black Greek Letter Organi ...

, an African American fraternities and sororities council * Dublin 9, a Dublin, Republic of Ireland postal district * Digital 9, a collaborative network of the world's leading digital governments * Diensteinheit IX - a military unit of the East German police the ''

Volkspolizei The (DVP, German for "German People's Police"), commonly known as the or VoPo, was the national uniformed police force of the German Democratic Republic (East Germany) from 1945 to 1990. The Volkspolizei was a highly- centralized agency re ...

Transport and vehicles

Other uses

See also