TD

TD, Td, or td may refer to:

Arts, entertainment, and media

Tails Doll
Toon Disney
Tech Deck, a type of fingerboard
Ten Desires, the thirteenth official game in the Touhou series
Test Drive (1987 video game), a driving simulation game
Total Distortion, a 1995 computer/mac adventure game
Tournament director (chess) or Tournament controller, the organizer and arbiter of a tournament, responsible for enforcing the tournament rules and the laws of chess
Tournament director (poker), the individual charged with running a poker tournament
Tournament director, in duplicate bridge
Tower defense, a genre of video games in which players repel enemies by strategically placing defensive towers
Tower Dream, a Super Famicom video game
Toronto Defiant, an Overwatch League team

Atlantis European Airways (IATA designator TD)
Toronto-Dominion Bank (or TD Bank Group) a financial services group with several retail banking divisions, including:
- TD Ameritrade, a broker that offers an electronic trading platform
- TD Bank, N.A., its US consumer banking division
- TD Canada Trust, its Canadian consumer banking division

TD status ("Treaty national's dependent", or "Trade NAFTA dependent"), the immigration status of relatives of a Canadian or Mexican citizen working in the US under the NAFTA agreement
Teachta Dála, a member of Dáil Éireann, the lower house of Irish Parliament
Trust deed (real estate), a deed wherein legal title in real property is transferred to a trustee
United States Department of the Treasury

TD Centre, corporate headquarters for the Toronto-Dominion Bank in Toronto, Ontario
TD Place Arena, an indoor arena in Ottawa, Ontario
TD Place Stadium, a football stadium in Ottawa, Ontario
TD Stadium, a football stadium in London, Ontario

td, the first self-splicing group I intron discovered in E. coli
Diphtheria vaccine
Tardive dyskinesia, a term that refers to serious adverse effects usually caused by older antipsychotic drugs
Tetanus vaccine
Thymidylate synthase, an enzyme
Tibial dyschondroplasia, a metabolic poultry disease
Traveler's diarrhea, an intestinal illness contracted by international travelers
Troland, a unit of retinal illuminance

Dew point, the temperature when saturation occurs (100% relative humidity)
Tropical depression, a weather system which is the predecessor of typhoon, cyclone or hurricane
Tropical disturbance, a low pressure organization that is moderately likely to form to a tropical cyclone

TD programme, a series of satellites launched by ESRO
Technical drawing, a term used in the design process
Temporal difference learning, a prediction method
Terrestrial Dynamical time, an obsolete name for Terrestrial Time
Thermal desorption, a technology that utilizes heat to increase the volatility of contaminants
Townsend (unit), a physical unit of reduced electric field

T. D. (mascot), an official mascot of the Miami Dolphins
Technical decision, a result in boxing when a fight is stopped because of an accidental headbutt
Touchdown, a means of scoring in Canadian and American football
Trenton Devils, an ECHL ice hockey team formerly known as the Trenton Titans

TD Midget, a T-type MG car manufactured in the United Kingdom between 1950 and 1953
SJ T44 (also known as Td), a Swedish diesel-powered locomotive
Tank destroyer, a type of armoured fighting vehicle
Turbodiesel, a diesel engine with turbocharger

/r/The_Donald, an Internet forum on Reddit commonly abbreviated "T_D"
- TheDonald.win, a successor forum
Technical director, usually the most senior technical person within a software or theatrical company, or television studio
Territorial Decoration, a decoration awarded for twelve years' service in the British Territorial Army
Timothy Dwight College, a residential college at Yale University
Tracking (dog), a technique in which dogs are trained to locate certain objects by using the object's scent, for a variety of purposes