PDT may refer to:

Computing

PHP Development Tools PHP Development Tools (PDT) is a language IDE plugin for the Eclipse platform and the open-source project that develops it. The project intends to encompass all tools necessary to develop PHP based software. It uses the existing Eclipse Web Too ...

, an IDE plugin for the Eclipse platform *

PDT Standard PDT (short for ''Professional Digital Trunking'' or ''Police Digital Trunking'') is an open industry standard for trunked radio system in China servicing police wireless communications and professional mobile radio. The standard is being maintained ...

Police Digital Trunking, China's police wireless communications standard *

Portable data terminal A portable data terminal, or shortly PDT, is an electronic device that is used to enter or retrieve data via wireless transmission (WLAN or WWAN). They have also been called enterprise digital assistants (EDA), data capture mobile devices, batch ...

, an electronic device that is used to enter or retrieve data via wireless transmission

Science and medicine

* Patient-delivered therapy *

Photodynamic therapy Photodynamic therapy (PDT) is a form of phototherapy involving light and a photosensitizing chemical substance, used in conjunction with molecular oxygen to elicit cell death (phototoxicity). PDT is popularly used in treating acne. It is used cl ...

, treatment for cancer and wet age-related macular degeneration, involving a photosensitizer, light, and tissue oxygen * Population doubling time, a number indicating cell growth in cell cultures * Pancreaticoduodenal transplantation (see

Pancreas transplantation A pancreas transplant is an organ transplant that involves implanting a healthy pancreas (one that can produce insulin) into a person who usually has diabetes. Overview Because the pancreas is a vital organ, performing functions necessary in the ...

) *

1,3-Propanedithiol 1,3-Propanedithiol is the chemical compound with the formula HSCH2CH2CH2SH. This dithiol is a useful reagent in organic synthesis. This liquid, which is readily available commercially, has an intense stench. Use in organic synthesis 1,3-Propan ...

, an organosulfur compound

Business and finance

Paramount Domestic Television Paramount Domestic Television (PDT) was the television distribution arm of American television production company Paramount Television, once the TV arm of Paramount Pictures. It was formed in 1982 originally as Paramount Domestic Television and V ...

, United States television series distributor, now CBS Television Distribution *

Piedmont Airlines Piedmont Airlines, Inc. is an American regional airline headquartered at the Salisbury Regional Airport in unincorporated Wicomico County, Maryland, near the city of Salisbury. The airline is a wholly-owned subsidiary of the American Airlines ...

(ICAO airline code), an American regional airline *

PDT Partners PDT Partners (Process Driven Trading Partners) is a hedge fund company, led by quantitative trader Peter Muller, that was founded in 1993 as part of Morgan Stanley's trading division and spun out as an independent business in 2012. It has offices ...

, a hedge fund company in New York City that was formerly the trading division of Morgan Stanley *

Pattern day trader In the United States, a pattern day trader is a Financial Industry Regulatory Authority (FINRA) designation for a stock trader who executes four or more day trades in five business days in a margin account, provided the number of day trades are ...

(also Pattern day trading, PDT violation), a stock trader who frequently buys and sells a security within the same trading day

Organizations

Partido Democrático Trabalhista The Democratic Labour Party ( pt, Partido Democrático Trabalhista, PDT) is a social-democratic political party in Brazil. History The Democratic Labour Party (PDT) was founded in 1979 by left-wing leader Leonel Brizola as an attempt to reorg ...

(Democratic Labour Party), a political party of Brazil *

Phi Delta Theta Phi Delta Theta (), commonly known as Phi Delt, is an international secret and social fraternity founded at Miami University in 1848 and headquartered in Oxford, Ohio. Phi Delta Theta, along with Beta Theta Pi and Sigma Chi form the Miami Triad ...

, an international fraternity

Linguistics

* Prague Dependency Treebank, a subset of the Czech National Corpus * Plautdietsch (ISO 639-3 language code), a Low Prussian variety of East Low German, with Dutch influence

Other

Please Don't Tell PDT, also known as Please Don't Tell, is a speakeasy-style cocktail bar in the East Village of Manhattan, New York City. The bar is often cited as the first speakeasy-style bar and thus originator of the modern speakeasy trend, and has influence ...

, a cocktail bar in New York City *

Pacific Daylight Time The Pacific Time Zone (PT) is a time zone encompassing parts of western Canada, the western United States, and western Mexico. Places in this zone observe standard time by subtracting eight hours from Coordinated Universal Time ( UTC−08:00) ...

(UTC−7), daylight saving time in western North America *

Eastern Oregon Regional Airport Eastern Oregon Regional Airport (Eastern Oregon Regional Airport at Pendleton) is a public airport three miles northwest of Pendleton, in Umatilla County, Oregon, United States. Commercial service is provided by Boutique Air to Portland, subsid ...

(IATA airport code), near Pendleton, Oregon *

Potentially dangerous taxpayer Potentially Dangerous Taxpayer (PDT) is a government designation assigned by the Internal Revenue Service (IRS) to taxpayers of the United States of America whom IRS officials claim have demonstrated a capacity for violence against employees of th ...

, an American taxpayer that has demonstrated a capacity for violence against the IRS * Peter Dengate Thrush, New Zealand barrister {{disambiguation