FDD may refer to:

Politics

* CNDD-FDD, a political party in Burundi *

Forum for Democracy and Development The Forum for Democracy and Development (FDD) is a political party in Zambia. History The FDD was founded in 2001 by former members of the Movement for Multi-Party Democracy (MMD), disaffected by Frederick Chiluba's efforts to change the constit ...

, a political party in Zambia * KAZE-FDD, a political party in Burundi

Science and technology

Familial Danish dementia Familial Danish dementia is an extremely rare, neurodegenerative disease characterized by progressive cataracts, loss of hearing, cerebellar ataxia, paranoid psychosis, and dementia. Neuropathological hallmarks include extensive atroph ...

, a rare form of dementia *

Floppy disk drive A floppy disk or floppy diskette (casually referred to as a floppy, a diskette, or a disk) is a type of disk storage composed of a thin and flexible disk of a magnetic storage medium in a square or nearly square plastic enclosure lined with a ...

Frequency-division duplex A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions. Duplex systems are employed in many communications networks, either to allow ...

, a telecommunications duplex indexing method *

Frequency domain decomposition The frequency domain decomposition (FDD) is an output-only system identification technique popular in civil engineering, in particular in structural health monitoring. As an output-only algorithm, it is useful when the input data is unknown. FDD ...

, a system identification technique *

LTE-FDD In telecommunications, long-term evolution (LTE) is a standard for wireless broadband communication for cellular mobile devices and data terminals. It is considered to be a "transitional" 4G technology, and is therefore also referred to as 3.9 ...

, a 4G telecommunications technology and standard * Timex FDD, a nearly complete computer by Timex * UMTS-FDD, an air interface standard in 3G mobile telecommunications networks *Fault detection and diagnostics, by Automated Logic Corporation

Other uses

Feature-driven development Feature-driven development (FDD) is an iterative and incremental software development process. It is a lightweight or agile method for developing software. FDD blends several best practices into a cohesive whole. These practices are driven from ...

, a project management approach *

Forces for the Defense of Democracy In physics, a force is an influence that can cause an object to change its velocity unless counterbalanced by other forces. In mechanics, force makes ideas like 'pushing' or 'pulling' mathematically precise. Because the magnitude and direction ...

, a rebel group in Burundi *

Foundation for Defense of Democracies The Foundation for Defense of Democracies (FDD) is a Neoconservatism, neoconservative 501(c)(3) organization, 501(c)(3) non-profit think tank based in Washington, D.C., United States. It has also been described as a pro-Israel, anti-Iran lobby gr ...

, a policy institute based in Washington, D.C., US *

Franchise disclosure document A franchise disclosure document (FDD) is a legal document which is presented to prospective buyers of franchises in the pre-sale disclosure process in the United States. It was originally known as the Uniform Franchise Offering Circular (UFOC) (or ...

(2008), UFDD/UFOC Uniform Franchise Offering Circular *

The Danish Scout Council The Danish Scout Council (DSC; , formerly ''Fællesrådet for Danmarks Drengespejdere'', FDD) is the national Scouting federation of Denmark. Scouting was founded in Denmark in 1909 and it was among the charter members of WOSM in 1920. Denmark ...

, formerly the ''Fællesrådet for Danmarks Drengespejdere'' *"F.D.D.", the opening theme to the anime

Chaos;Head ''Chaos;Head'' (stylized as ''ChäoS;HEAd'') is a 2008 science fiction visual novel video game developed by 5pb. and Nitroplus. It is the first game in the ''Science Adventure'' series. An enhanced version titled ''Chaos;Head Noah'' was releas ...

sung by Kanako Itō {{disambiguation