FD
Encyclopedia
Science & Technology
- Canon FD lens mount
- Fermi–Dirac statistics
- FerredoxinFerredoxinFerredoxins are iron-sulfur proteins that mediate electron transfer in a range of metabolic reactions. The term "ferredoxin" was coined by D.C. Wharton of the DuPont Co...
, a molecule functioning in electron transfer - File descriptorFile descriptorIn computer programming, a file descriptor is an abstract indicator for accessing a file. The term is generally used in POSIX operating systems...
, a component in the Unix operating system - Finite differenceFinite differenceA finite difference is a mathematical expression of the form f − f. If a finite difference is divided by b − a, one gets a difference quotient...
, a mathematical expression - Floppy diskFloppy diskA floppy disk is a disk storage medium composed of a disk of thin and flexible magnetic storage medium, sealed in a rectangular plastic carrier lined with fabric that removes dust particles...
, an obsolete data storage device - USB Flash driveUSB flash driveA flash drive is a data storage device that consists of flash memory with an integrated Universal Serial Bus interface. flash drives are typically removable and rewritable, and physically much smaller than a floppy disk. Most weigh less than 30 g...
, a data storage device which has replaced the floppy disk - Full-duplex, the description for a two way communication system
- Functional dependencyFunctional dependencyA functional dependency is a constraint between two sets of attributes in a relation from a database.Given a relation R, a set of attributes X in R is said to functionally determine another attribute Y, also in R, if, and only if, each X value is associated with precisely one Y value...
, a constraint in a relation from a database - Full disclosureFull disclosureIn computer security, full disclosure means to disclose all the details of a security problem which are known. It is a philosophy of security management completely opposed to the idea of security through obscurity...
- FreeDOSFreeDOSFreeDOS is an operating system for IBM PC compatible computers. FreeDOS is made up of many different, separate programs that act as "packages" to the overall FreeDOS Project...
, an open-source DOS-compatible operating system
Transport
- Thai AirAsiaThai AirAsiaThai AirAsia is a joint venture of Malaysian low-fare airline AirAsia and Thailand's Asia Aviation. It serves AirAsia's regularly scheduled domestic and international flights from Bangkok and other cities in Thailand....
's IATA code - Mazda RX-7Mazda RX-7Series 1 is commonly referred to as the "SA22C" from the first alphanumerics of the vehicle identification number. This series of RX-7 had exposed steel bumpers and a high-mounted indentation-located license plate, called by Werner Buhrer of Road & Track magazine a "Baroque depression."In 1980...
's model designation - FH PhantomFH PhantomThe McDonnell FH Phantom was a twin-engined jet fighter aircraft designed and first flown during World War II for the United States Navy. The Phantom was the first purely jet-powered aircraft to land on an American aircraft carrier and the first jet deployed by the United States Marine Corps...
or FD Phantom, a jet fighter - Steam locomotive FDSteam locomotive FDThe russian locomotive class FD FD from Felix Dzerzhinsky, russian: ФД from Феликс Дзержинский was a soviet russian main freight steam locomotive type. Between 1932 to 1942 years 3213 locomotives were built.- History :...
, a Soviet steam locomotive - Flight director (aviation)Flight director (aviation)In aviation, a flight director is a navigational aid that is overlaid on the attitude indicator that shows the pilot of an aircraft the attitude required to follow a certain trajectory.-Description:...
- Flying Dutchman (dinghy)Flying Dutchman (dinghy)thumbthumbThe Flying Dutchman is a 20-foot one-design high-performance two-person monohull racing dinghy. Developed in the early 1950s, its large sail area per unit weight allow it to plane easily when sailing upwind. The boat utilizes a trapeze harness for the crew and hiking straps for the...
Medical
- F & D, fixed and dilated
- Familial dysautonomiaFamilial dysautonomiaFamilial dysautonomia is a disorder of the autonomic nervous system which affects the development and survival of sensory, sympathetic and some parasympathetic neurons in the autonomic and sensory nervous system resulting in variable symptoms including: insensitivity to pain, inability to produce...
or Riley-Day syndrome), a nervous system disorder - Fabry disease
- fetal demise
- fetal distress
- focal distance
- forceps delivery
- free drain
- full denture
- fully dilated
- functional deficits
- Forestier Disease
- food diary
Other uses
- Felony disenfranchisementFelony disenfranchisementFelony disenfranchisement is the term used to describe the practice of prohibiting people from voting based on the fact that they have been convicted of a felony or other criminal offence...
, restricting former felons from voting in an election - Fidei defensorFidei defensorFidei defensor is a Latin title which translates to Defender of the Faith in English and Défenseur de la Foi in French...
- Fire departmentFire departmentA fire department or fire brigade is a public or private organization that provides fire protection for a certain jurisdiction, which typically is a municipality, county, or fire protection district...
- Fortified DistrictFortified DistrictA Fortified District refers to the Japanese Army and in certain cases the Japanese Navy defensive fortified organization in World War II. It was created in the districts of Manchukuo; Chosen in Korea; Karafuto; Southern Sakhalin and the Kurile Islands - a front of over 6,000 kilometers.The Japanese...
, a defensive fortified organization of the Imperial Japanese Army (World War II) - Foundation DegreeFoundation degreeThe Foundation Degree is a vocational qualification introduced by the government of the United Kingdom in September 2001, which is available in England, Wales and Northern Ireland...
, a vocational qualification in the United Kingdom - Free dance (figure skating)Free dance (figure skating)The free dance is a part of an ice dancing competition. It is the second part of the competition to be contested, after the short dance.-Structure and content:...
, usually the third part of an ice dancing competition - Funeral directorFuneral directorA funeral director , also known as a mortician or undertaker, is a professional involved in the business of funeral rites. These tasks often entail the embalming and burial or cremation of the dead, as well as the planning and arrangement of the actual funeral ceremony...
, a professional involved in the business of funeral rites - St. John's Fog DevilsSt. John's Fog DevilsThe St. John's Fog Devils were a junior ice hockey team in the Eastern Division of the Quebec Major Junior Hockey League. They were based in St. John's, Newfoundland and Labrador, and played out of Mile One Centre. The QMJHL expanded to St. John's to fill the void created by the departure of the...
, the name for a former Quebec Major Junior Hockey League team based in St. John's in Newfoundland and Labrador, Canada