TDD may refer to:
Science and technology
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Telecommunications device for the deaf, a device for text communication along a telephone line
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Test-driven development, a type of software development methodology
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Time-division duplex, the application of time-division multiplexing to separate outward and return signals
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LTE-TDD, a 4G telecommunications technology and standard
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Transdermal drug delivery
A transdermal patch is a medicated adhesive patch that is placed on the skin to deliver a specific dose of medication through the skin and into the bloodstream. An advantage of a transdermal drug delivery route over other types of medica ...
, a method of delivering drugs through the skin and into the bloodstream
Other uses
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Transportation development district A transportation improvement district (abbreviated TID) or transportation development district (TDD) is a special-purpose district created in some U.S. states for the purpose of coordinating and financing transportation infrastructure improvement ...
, a special-purpose district created in some US states
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Teniente Jorge Henrich Arauz Airport
Teniente Jorge Henrich Arauz Airport is an airport serving the city of Trinidad, Bolivia.
It is the main airport and gateway to the Bolivian section of the Amazon basin.
The Trinidad VOR-DME (Ident: TRI) is located northwest of the field. The ...
(IATA airport code), Trinidad, Bolivia
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Tai Nüa language
Tai Nuea or Tai Nüa (Tai Nüa: ; also called Tai Le, Dehong Dai or Chinese Shan; own name: ''Tai2 Lə6'', which means "Upper Tai" or "Northern Tai" or , ; Chinese: ''Dǎinàyǔ'', 傣那语 or ''Déhóng Dǎiyǔ'', 德宏傣语; th, ภาษ ...
(ISO639-3 code: tdd)
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