Delta
Encyclopedia
Delta commonly refers to:
Delta may also refer to:
- Delta (letter)Delta (letter)Delta is the fourth letter of the Greek alphabet. In the system of Greek numerals it has a value of 4. It was derived from the Phoenician letter Dalet...
, Δ or δ in the Greek alphabet, also used as a mathematical symbol - River deltaRiver deltaA delta is a landform that is formed at the mouth of a river where that river flows into an ocean, sea, estuary, lake, reservoir, flat arid area, or another river. Deltas are formed from the deposition of the sediment carried by the river as the flow leaves the mouth of the river...
, a landform at the mouth of a river - Delta Air LinesDelta Air LinesDelta Air Lines, Inc. is a major airline based in the United States and headquartered in Atlanta, Georgia. The airline operates an extensive domestic and international network serving all continents except Antarctica. Delta and its subsidiaries operate over 4,000 flights every day...
, a major U.S. airline
Delta may also refer to:
Canada
- Delta, British ColumbiaDelta, British ColumbiaDelta is a district municipality in British Columbia, and forms part of Metro Vancouver. Located south of Richmond, it is bordered by the Fraser River to the north, the United States to the south and the city of Surrey to the east...
- Delta (provincial electoral district)Delta (provincial electoral district)Delta was the name of a provincial electoral district in the Canadian province of British Columbia based on the municipality of Delta at the mouth of the Fraser River between the city of Vancouver and the US border...
- Delta (electoral district)Delta (electoral district)Delta was a federal electoral district in British Columbia, Canada, that was represented in the Canadian House of Commons from 1988 to 1997.This riding was created in 1987 from parts of Fraser Valley West, Richmond—South Delta and Surrey—White Rock—North Delta ridings.Delta consisted of the...
- Delta (provincial electoral district)
United States
- Delta, ColoradoDelta, ColoradoThe City of Delta is the county seat and the most populous city of Delta County, Colorado, United States. The population was 8,915 at the 2010 census...
- Delta, IllinoisDelta, IllinoisDelta is an unincorporated community in Carrier Mills Township, Saline County, Illinois, United States. Delta is located along the Canadian National Railway west of Carrier Mills....
- Delta, IowaDelta, IowaDelta is a city in Keokuk County, Iowa, United States. The population was 410 at the 2000 census.-Geography:Delta is located at .According to the United States Census Bureau, the city has a total area of , all of it land....
- Delta, LouisianaDelta, LouisianaDelta is a village in Madison Parish, Louisiana, United States. The population was 239 at the 2000 census. It is part of the Tallulah Micropolitan Statistical Area.As the birthplace of Madam C.J...
- Delta, MissouriDelta, MissouriDelta is a city in Cape Girardeau County, Missouri, United States. The population was 517 at the 2000 census. It is part of the Cape Girardeau–Jackson, MO-IL Metropolitan Statistical Area.-Geography:Delta is located at ....
- Delta, OhioDelta, OhioDelta is a village in Fulton County, Ohio, United States. The population was 2,930 at the 2000 census.-Geography:Delta is located at ....
- Delta, PennsylvaniaDelta, PennsylvaniaDelta is a borough in York County, Pennsylvania, United States, and one of the southernmost communities in Pennsylvania. The population was 728 at the 2010 census...
- Delta, UtahDelta, UtahDelta is a city in Millard County, Utah, United States. The population was 3,209 at the 2000 census.-Geography:Delta is located at ....
- Delta, WisconsinDelta, WisconsinDelta is a town in Bayfield County, Wisconsin, United States. The population was 235 at the 2000 census. The unincorporated communities of Delta and Pike River are located in the town...
, a town - Delta (community), WisconsinDelta (community), WisconsinDelta is an unincorporated community in the town of Delta, Bayfield County, Wisconsin, United States.County H and Delta–Drummond Road are two of the main routes in the community.Delta is located southwest of the city of Ashland....
, an unincorporated community
Education
- DELTA (ELT)DELTA (ELT)The Delta is a professional qualification in English language teaching consisting of three modules awarded by Cambridge Assessment, formerly UCLES, a part of the University of Cambridge...
, a professional qualification in English language teaching - Delta, a quadra group used in socionics
Entertainment and fiction
- Delta (album)Delta (album)Delta is the third studio album by Australian singer Delta Goodrem. It was released in Australia on 20 October 2007 through Daylight Records. Goodrem began work on the album in 2006 and collaborated with several writers including Vince Pizzinga, Tommy Lee James, Jörgen Elofsson, Richard Marx,...
, a 2007 album by Delta Goodrem - Delta (Visions of Atlantis album)Delta (Visions of Atlantis album)Delta is the fourth full-length album by Austrian Symphonic power metal band Visions of Atlantis featuring the new vocalist Maxi Nil. It was released on February 25, 2011.-Track listing:# "Black River Delta" - 4:34# "Memento" - 6:38...
, a 2011 album by symphonic metal band Visions of Atlantis - "Delta", a song by Crosby, Stills & Nash from Daylight AgainDaylight AgainDaylight Again is a 1982 studio album by the band Crosby, Stills & Nash, their fourth of completely original material, and seventh in total. It peaked at #8 on the Billboard Top Pop Albums chart, the final time the band has made the top ten to date...
- Delta (DVD)Delta (DVD)Delta is a DVD by Australian singer-songwriter Delta Goodrem. It was released on 13 October 2003 through Sony. In some international markets it was titled Innocent Eyes. The DVD features a collection of highlights documenting the Innocent Eyes era...
- Delta (TV series)Delta (TV series)Delta is a short-lived U.S television sitcom series produced by ABC starring Delta Burke. Burke plays a woman who leaves her life behind to pursue her dream as a country music singer...
, a 1992 TV series starring Delta Burke - Delta (video game), a 1987 computer game
- Delta FMDelta FMDelta Radio was a United Kingdom local radio station, broadcasting to East Hampshire, South West Surrey and North-West Sussex. The station provided local news, community information, and specialist music programming to the towns of Alton, Petersfield, Haslemere, Liphook, Bordon and Four Marks.The...
or Delta Radio, a former UK radio station - Delta, a codename used by Jason BourneJason BourneJason Charles Bourne is a fictional character and the main protagonist in the novels of Robert Ludlum and subsequent film adaptations. He first appeared in the novel The Bourne Identity...
in The Bourne Identity - E-103 Delta, a robot character in Sonic the Hedgehog
- Delta Megazord, a zord in Power Rangers in SpacePower Rangers in SpacePower Rangers in Space is a television show that aired in 1998 as the sixth season and fourth installment of the Power Rangers franchise...
- Deltas, the working class of Aldous Huxley's Brave New WorldBrave New WorldBrave New World is Aldous Huxley's fifth novel, written in 1931 and published in 1932. Set in London of AD 2540 , the novel anticipates developments in reproductive technology and sleep-learning that combine to change society. The future society is an embodiment of the ideals that form the basis of...
- Delta AI, a supporting character in Red vs. BlueRed vs. BlueRed vs. Blue, often abbreviated as RvB, is a set of related comic science fiction video series created by Rooster Teeth Productions and distributed through the Internet and on DVD...
- Subject Delta, the protagonist of Bioshock 2BioShock 2BioShock 2 is a first-person shooter video game developed by 2K Marin for Microsoft Windows, PlayStation 3 and Xbox 360. The sequel to the 2007 video game BioShock, it was released worldwide on February 9, 2010....
- Delta Squad, the main characters in Gears of WarGears of WarGears of War is a military science fiction third-person shooter video game developed by Epic Games and published by Microsoft Game Studios...
Companies
- Delta (pen manufacturer)Delta (pen manufacturer)-History:Delta S.r.l. was founded in 1982 through the partnership of Nino Marino, Ciro Matrone and Mario Muscente. In 1995, Delta reintroduced the rare lateral lever filling system for fountain pens.-Models:Delta produces both open and limited edition pens...
, a manufacturer of fine writing instruments - Delta CafésDelta CafésDelta Cafés , officially named Novadelta - Comércio e Indústria de Cafes, S.A., is a Portuguese coffee roasting and coffee packaging company headquartered in Campo Maior, Alentejo. The company was founded in 1961 and is among the top market leaders in the Iberian Peninsula...
, a Portuguese coffee roasting and coffee packaging company - Delta Electric CompanyDelta Electric CompanyThe Delta Electric Company was an American electronics manufacturer formed in 1913 in Marion, Indiana that produced lanterns, flashlights, automotive and bicycle lighting, battery tubes, horns, horn buttons, light switches, other battery-powered electrical parts, and bilge pumps.Delta was...
, defunct electrical parts company - Delta ElectricityDelta ElectricityDelta Electricity is an electricity generation company in Australia. It is fully owned by the Government of New South Wales, and has a portfolio of generating sites mainly using thermal coal power.-Power stations:...
, an Australian power generation company - Delta ElectronicsDelta ElectronicsDelta Electronics, Inc., founded in 1971, is the world's largest provider of switching power supplies and DC brushless fans, as well as a major source for power management solutions, components, visual displays, industrial automation, networking products, and renewable energy solutions...
, a power supplies and brushless fans manufacturer - Delta Faucet CompanyDelta Faucet CompanyDelta Faucet Company is an American manufacturer of faucets. It is a subsidiary of Masco Corporation. It manufactures and markets faucets under the Delta, Brizo and Peerless brand names.- History :...
, a plumbing fixtures company - Delta HoldingDelta HoldingDelta Holding is the third largest company in Serbia. The company was founded in Belgrade. Delta Holding performs a variety of services, such as import-export,real-estate , banking, insurance, retail, wholesale, etc. The president is Miroslav Mišković...
, a Serbian import-export, banking, insurance and retail corporation - Delta HotelsDelta HotelsDelta Hotels is a chain of 45 hotels and resorts across Canada, primarily in the 4 star range of standard. Delta once had a hotel in the United States, the Delta Court of Flags Hotel, located in Orlando, Florida, however, it was closed sometime after 1996 and has subsequently been demolished...
, a Canadian hotel chain - Delta MachineryDelta MachineryDelta Power Equipment Corp. designs, manufactures and distributes power woodworking tools under the Delta Machinery brand.-History:Delta traces its roots to the Delta Specialty Company founded by Herbert Tautz in 1919 in Milwaukee, Wisconsin...
, a stationary power tools and equipment company - Delta Motor Corporation, a South African car manufacturer owned by General Motors
- Visa Delta or Visa Debit
Organizations
- Delta DentalDelta DentalDelta Dental is the largest dental plan system in the United States. The Delta Dental Plans Association comprises 39 independent Delta Dental member companies operating in all 50 states, the District of Columbia and Puerto Rico. These member companies provide coverage to 50 million people,...
, an American dental plan system - Delta ForceDelta Force1st Special Forces Operational Detachment-Delta is one of the United States' secretive Tier One counter-terrorism and Special Mission Units. Commonly known as Delta Force, Delta, or The Unit, it was formed under the designation 1st SFOD-D, and is officially referred to by the Department of Defense...
, a U.S. Army special operations force - Delta WorksDelta WorksThe Delta Works is a series of construction projects in the southwest of the Netherlands to protect a large area of land around the Rhine-Meuse-Scheldt delta from the sea. The works consist of dams, sluices, locks, dikes, levees, and storm surge barriers...
, a flood-protection works in the Netherlands - Delta, the call sign for BeredskapstroppenBeredskapstroppenBeredskapstroppen , call sign Delta, is a specialized police unit situated in Oslo, Norway. It is the main public force counter-terrorism unit in Norway, trained to perform dangerous operations such as high-risk arrests and hostage situations...
, a Norwegian special police forces team
Computer science
- Delta (computer), a Russian ZX Spectrum clone
- Delta encodingDelta encodingDelta encoding is a way of storing or transmitting data in the form of differences between sequential data rather than complete files; more generally this is known as data differencing...
, a technique in computer communications and version-control
Earth sciences
- Delta switching, the process by which some rivers change their course near their deltas
- Tropical Storm Delta (2005)Tropical Storm Delta (2005)TropicalStorm Delta was a late-forming tropical storm of the 2005 Atlantic hurricane season which struck the Canary Islands as a strong extratropical storm, causing significant damage and then crossed over Morocco before dissipating...
, a tropical storm of the 2005 Atlantic hurricane season - Δ, or epicentral distance
Mathematics
- (ε, δ)-definition of limit
- Delta (finance), a first order derivative of an option pricing formula versus the underlying spot price
- Delta methodDelta methodIn statistics, the delta method is a method for deriving an approximate probability distribution for a function of an asymptotically normal statistical estimator from knowledge of the limiting variance of that estimator...
, a method for approximating the distribution of a function of a random variable - Δ, or difference operator
- Δ, or modular discriminant
- Δ, or symmetric differenceSymmetric differenceIn mathematics, the symmetric difference of two sets is the set of elements which are in either of the sets and not in their intersection. The symmetric difference of the sets A and B is commonly denoted by A\,\Delta\,B\,orA \ominus B....
- Δ, a change of state between two before and after state schemas in the Z notationZ notationThe Z notation , named after Zermelo–Fraenkel set theory, is a formal specification language used for describing and modelling computing systems. It is targeted at the clear specification of computer programs and computer-based systems in general.-History:...
-
a classification in the arithmetical hierarchyArithmetical hierarchyIn mathematical logic, the arithmetical hierarchy, arithmetic hierarchy or Kleene-Mostowski hierarchy classifies certain sets based on the complexity of formulas that define them... -
a classification in the analytical hierarchyAnalytical hierarchyIn mathematical logic and descriptive set theory, the analytical hierarchy is a higher type analogue of the arithmetical hierarchy. It thus continues the classification of sets by the formulas that define them.-The analytical hierarchy of formulas:... -
a classification in the polynomial hierarchyPolynomial hierarchyIn computational complexity theory, the polynomial hierarchy is a hierarchy of complexity classes that generalize the classes P, NP and co-NP to oracle machines... -
, an inverted delta representing delDelIn vector calculus, del is a vector differential operator, usually represented by the nabla symbol \nabla . When applied to a function defined on a one-dimensional domain, it denotes its standard derivative as defined in calculus...
, a vector differential operator - Delta connective, a unary connective in t-norm fuzzy logicsT-norm fuzzy logicsT-norm fuzzy logics are a family of non-classical logics, informally delimited by having a semantics which takes the real unit interval [0, 1] for the system of truth values and functions called t-norms for permissible interpretations of conjunction...
-
, the Kronecker delta function -
, the Dirac delta functionDirac delta functionThe Dirac delta function, or δ function, is a generalized function depending on a real parameter such that it is zero for all values of the parameter except when the parameter is zero, and its integral over the parameter from −∞ to ∞ is equal to one. It was introduced by theoretical...
Medicine and biology
- Delta (genus)Delta (genus)Delta is an Old World genus of potter wasps with species predominantly distributed through tropical Africa and Asia. Some species are present in the Palearctic region and some few ones have been introduced in the Nearctic and Neotropical regions. The members of this genus have a long metasomal...
, Old World genus of potter wasps - Delta (ligand), an activator of the Notch signaling pathway
- DELTA (taxonomy)DELTA (taxonomy)DELTA is a data format used in taxonomy for recording descriptions of living things. It is designed for computer processing, allowing the generation of identification keys, diagnosis, etc....
, a data format used in taxonomy for recording descriptions of living things - Delta waveDelta waveA delta wave is a high amplitude brain wave with a frequency of oscillation between 0–4 hertz. Delta waves, like other brain waves, are recorded with an electroencephalogram and are usually associated with the deepest stages of sleep , also known as slow-wave sleep , and aid in characterizing the...
, the frequency band of brain activity between 1 and 4 hertz
Physics
- Delta baryonDelta baryonThe Delta baryons are a family of subatomic hadron particles which have the symbols , , , and and electric charges +2, +1, 0 and -1 elementary charge respectively...
, a subatomic particle with spin 3/2 - High-leg delta, three phase electrical circuit
Vehicles
- Delta (rocket family), a family of launch vehicles
- Delta class submarineDelta class submarineThe Delta class is a class of submarines which formed the backbone of the Soviet and Russian strategic submarine fleet since its introduction in 1973...
, a Soviet/Russian SSBN submarine series (NATO reporting name) - Delta Formation, an aircraft formation flying manoeuvre in the shape of a V
- Delta robotDelta robotA delta robot is a type of parallel robot. It consists of three arms connected to universal joints at the base.The key design feature is the use of parallelograms in the arms, which maintains the orientation of the end effector...
, a specialized type of robot - Delta wingDelta wingThe delta wing is a wing planform in the form of a triangle. It is named for its similarity in shape to the Greek uppercase letter delta .-Delta-shaped stabilizers:...
, an aircraft wing planform in the form of a triangle - Oldsmobile Delta 88, a full-size General Motors car made from 1965 to 1983
- GM Delta platformGM Delta platformDelta was General Motors' compact front-wheel drive automobile and crossover SUV platform, a successor to the GM T platform; it also replaced GM J platform and the Z platform used by the Saturn S-Series. The platform debuted in the 2003 Saturn Ion. Vehicles of this platform generally carry the...
, a compact car automobile platform from General Motors - Lancia DeltaLancia DeltaThe Lancia Delta is a small family car produced by Italian automaker Lancia with the first generation being produced between 1979 and 1994, the second generation running from 1993 until 1999, and the third generation Delta entering production in 2008. It was first shown inFrankfurt Motor Show in 1979...
, an Italian rally car - Delta, a tricycleTricycleA tricycle is a three-wheeled vehicle. While tricycles are often associated with the small three-wheeled vehicles used by pre-school-age children, they are also used by adults for a variety of purposes. In the United States and Canada, adult-sized tricycles are used primarily by older persons for...
layout
Other uses
- Ilford DeltaIlford DeltaIlford Delta is a series of photographic films manufactured by Harman Technology Limited. Delta films are tabular-grain black-and-white films....
, a photographic film - Delta, the refractory section in the roof of an electric arc furnaceElectric arc furnaceAn electric arc furnace is a furnace that heats charged material by means of an electric arc.Arc furnaces range in size from small units of approximately one ton capacity up to about 400 ton units used for secondary steelmaking...
- Delta, a font designed by Aldo NovareseAldo NovareseAldo Novarese was an Italian type designer who lived and worked mostly in Turin where he produced an impressive number of unique designs.-Training and Career:...
People with the name
- Penelope DeltaPenelope DeltaPenelope Delta was a Greek author of books for children. Practically the first Greek children's books writer, her historical novels have been widely read and influenced Greek popular perceptions on national identity and history...
(1874–1941), Greek author - Delta BurkeDelta BurkeDelta Ramona Leah Burke is an American television and film actress. Her television work includes a leading role as Suzanne Sugarbaker in the CBS sitcom Designing Women...
(born 1956), American actress - Delta GoodremDelta GoodremDelta Lea Goodrem is an Australian singer-songwriter, pianist, and actress. Signed to Sony at the age of 15, Goodrem rose to prominence in 2002, starring in the Australian soap opera Neighbours as Nina Tucker. Goodrem has achieved eight number-one singles and three number-one albums in her home...
(born 1984), Australian singer - Delta (wrestler)Delta (wrestler)Delta is a Mexican Luchador enmascarado, or masked professional wrestler currently working for the Mexico City based professional wrestling promotion Consejo Mundial de Lucha Libre , where he is a former one third of the Mexican National Trios Champions along with Stuka, Jr. and Metro...
(born 1985), Mexican professional wrestler
See also
- Delta County (disambiguation)
- Mississippi Delta (disambiguation)Mississippi Delta (disambiguation)Mississippi Delta may refer to:* Mississippi Delta, a distinct cultural area in northwest Mississippi state; part of the Mississippi embayment* Mississippi Delta AVA, an American Viticultural Area including portions of Louisiana, Mississippi, and Tennessee...
- Arkansas DeltaArkansas DeltaThe Arkansas Delta is one of the five natural regions of the state of Arkansas. It runs along the eastern border of the state next to the Mississippi River. It is part of the Mississippi River alluvial plain, itself part of the Mississippi embayment...