Wikipedia:
C3, C-3, C.3, C03, C.III or C-III may refer to:
Biology
C3 carbon fixation in plantsC3-convertase, an enzymeApolipoprotein C3, a human very low density lipoproteinATC code C03 Diuretics, a subgroup of the Anatomical Therapeutic Chemical Classification SystemCastavinol C3, a natural phenolic compound found in red winesCytochrome-c3 hydrogenase, an enzymeHaplogroup C3 (Y-DNA)In human anatomy, C3 may refer to:
Cervical vertebra 3, one of the cervical vertebrae of the vertebral columnCervical spinal nerve 3Clinical Cell Culture, a medical technology companyComplement component 3, a protein of the innate immune systemC03, Malignant neoplasm of gum ICD-10 code
Military
, Command, control, and communications, a military conceptC-3 (plastic explosive), a plastic explosive related to C4C-3, a United States military designation for the Ford Trimotorthe designation for several German World War I and World War II armed reconnaissance aircraft
AEG C.IIIAGO C.III, a reconnaissance biplane of World War IAlbatros C.IIIDFW C.III, a DFW aircraftNAG C.III, an engine powering the Gotha G.IV aircraftC-3, a U.S. military transport version of the Martin 4-0-4Type C3 submarine, a WWII Imperial Japanese Navy cargo carrier submarineSpanish submarine C-3HMS C3, a British C class submarineType C3 class ship, a type of merchant cargo ships of United States Maritime Commission "C" designUSS C-3 (SS-14), a United States C class submarineUSS Baltimore (C-3), a protected cruiser of the United States NavyC3 Howitzer, a lengthened variant of the M101 used by the Canadian Armed Forces
Music
a model of Hammond organHigh C in music (c3 in European notation)Low C in music (C3 in American notation)Tha Carter III, the title of an album by rapper Lil WayneC3 Presents, independent American concert promoters
Technology
, characteristic energy, in astrodynamics, a measure of the rocket energy for an interplanetary mission that requires attaining an orbital velocity above escape velocity, the chemical symbol for tricarbon, a molecule found in interstellar spaceC3 linearization, a computer science algorithm for resolving the order of method resolution in multiple inheritance conditionsDelfi-C3, a Dutch CubeSat satelliteSaturn C-3, a 1960 rocket in the Saturn C seriesChaos Communication Congress, the biggest annual hacker event in EuropeChrysler Comprehensive Compensation System, important in the development of Extreme ProgrammingVIA C3, a computer processorCreatures 3, a video gameCluster 3, also known as Samba, an ESA satelliteC3-e, Energy Resource Management software company founded by Tom Siebel
Transportation
Circumferential Road 3, a highway in the PhilippinesBavarian C III, a German steam locomotive modelBavarian C III (Ostbahn), a 1867 German steam locomotive modelChevrolet Corvette C3, the third production design of the Chevrolet CorvetteCierva C.3, a 1921 Spanish experimental autogyroCitroën C3, a carDSER Class C3, a Dublin and South Eastern Railway Irish steam locomotiveLB&SCR C3 class, a British LB&SCR locomotiveLondon Buses route C3, a Transport for London contracted bus routeNimrod NRA/C3, a 1983 Group C racing car never achievedYamaha C3, a 2007 liquid cooled 49cc four-stroke motor scooterC3, the Long Island Rail Road's designation for Kawasaki-built Bi-Level coachesC3 phone brand
Miscellaneous
C³, a Japanese light novel series and anime by Hazuki MinaseC3, the code for permission to use specific land or premises for dwellings in town and country planning in the United KingdomC3, the UEFA Europa League in footballC3, a standard paper size defined in ISO 216Tippmann C-3, a Pump-Action Paintball marker that uses propane gasChristian City Churches, a worldwide Pentecostal denominationa class in FM radio broadcasting in North AmericaArgus C3, a 35mm rangefinder cameraNokia C3 (disambiguation), cellphoneCaldwell 3 (NGC 4236), a barred spiral galaxy in DracoC3 Policing, A methodology being employed by Massachusetts State Police and Springfield Police Officers to combat gangs in Springfield, Massachusetts