Look up TDA in Wiktionary, the free dictionary.

TDA may refer to:

Finance

• Tax deferred annuity, a type of retirement plan under IRC Section 403(b)
• Time deposit account
• TreasuryDirect account, an account used to buy securities from the US Treasury
• "Treasury Direct Account," a fraud scheme promoted in the redemption movement

Organizations

• Tautinio Darbo Apsaugos Batalionas, auxiliary police unit In Lithuania in 1941
• Team Disney Anaheim, the administrative headquarters of the Disneyland Resort in California
• Télédiffusion d'Algérie, an Algerian public service broadcasting and internet service provider
• Texas Department of Agriculture
• Thomas Deacon Academy, a city academy in Peterborough
• Toa Domestic Airlines, later known as Japan Air System
• Tournament Directors Association, an organization that works to standardize poker tournament rules worldwide
• United States Trade and Development Agency
• Training and Development Agency for Schools in the UK

Television

• The Disney Afternoon, a two-hour television programming block
• Total Drama Action, the second season of Total Drama

Other

• TDA, ISO 639-3 code for the Gadal language
• Taking and driving away, a term for auto theft under Scottish law
• Tamm–Dancoff approximation, a method used in many-body theory
• Temporary duty assignment, a United States Government employee travel assignment
• Toluenediamine
• Topological data analysis
• Tornado detection algorithm, the replacement of the tornado vortex signature (TVS)
• Traditional double action, a style of semi-automatic pistol action, also known as DA/SA

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