TDF

TDF may refer to:

Technology:

• TenDRA Distribution Format, a design of abstract machine
• Testis determining factor, gene (or product thereof) that results in maleness
• Tenofovir disoproxil fumarate, the antiretroviral drug
• Télé Distribution Française, radio clock signal transmitter in France
• Tab delimited files, a tabular data file format
• Tire derived fuel, recycled chipped tires burned for fuel

Other:

• The Dayton Family, an American horrorcore group
• TDF Group, a major French media and telecommunications conglomerate
• Tour de Future (Australia), the Commodore 64 software production group
• Theatre Development Fund
• Thessaloniki Documentary Festival
• Total dietary fiber
• Tour de France cycle race
• Taurian Defense Force, a fictional military in the BattleTech Universe
• Totally Dysfunctional Family, the group pseudonym of Eric Clapton and other musicians for a one-off 1997 album
• The Dhol Foundation, a dhol troupe from the UK
• Templeton Dragon Fund (Ticker: TDF)
• "To die for" a slang adjectival phrase of hyperbole, chiefly Amer., meaning "extremely pleasurable" or "highly sought-after"
• Telangana Development Forum
• Title Definition Format
• The Document Foundation