RD

Contents 1 Media and entertainment 2 Science and technology 2.1 Medicine 2.2 Mathematics 2.3 Computing 3 Geography 4 Military 5 Other 6 See also

Rd or RD may refer to:

Media and entertainment

• Radiant Dawn, a tactics, turn based strategy RPG for the Wii
• Radical Dreamers, a text-based role playing game on the Satellaview made in 1996
• Ratchet: Deadlocked, the fourth game in the Ratchet and Clank series
• Radio Disney, a California-based radio network with music and other content targeted to young people
• Reasonable Doubt, rapper Jay-Z's debut album
• Real Drive, an anime by Production I.G
• RD, a fictional character in the anime Zoids: Fuzors
• Red Dwarf, a British science fiction comedy franchise
• Reservoir Dogs, a 1992 American film written and directed by Quentin Tarantino
• Reader's Digest, a popular general-interest magazine
• ReDent, identi.ca's term for reblogging
• RememberDestiny, a cosplay group from Belgium
• Reader: the first rank of the clergy in the Orthodox Church.
• Rilindja Demokratike, a newspaper in Albania.
• Rainbow Dash, a fictional character in the television show "My Little Pony: Friendship is Magic"

Science and technology

• Rate–distortion optimization, a decision algorithm used in video compression
• Reaktivniy Dvigatel, a Soviet Russian prefix for an engine design series (literally, "reactive engine"; see RD-8 for example)
• Rocketdyne, a United States rocket engine company
• Rutherford (unit), a unit of radioactivity

Medicine

• Retinal detachment, a disorder of the eye
• Registered Dietitian, an expert in food and nutrition

Mathematics

• Rata Die, a calendar-independent system to assign numbers to calendar dates
• R^d, the mathematical domain of real numbers

Computing

• rd, also called rmdir, a shell command meaning "remove directory"
• Ruby Document format, a markup language used for documentation of Ruby programs
• Route distinguisher, in data networking, a concept in Multiprotocol Label Switching

Geography

• Road
• Repair Depot (for example, 6 Repair Depot)
• Rural Delivery, mail delivery in what are traditionally considered rural areas in the United States

Military

• Reserve Decoration, an award for service in the Royal Navy Reserve of the United Kingdom
• Reserve Decoration or Decoration for Reserve Force Service ("RD" - post nominal letters), since 2003, awarded to South African Military Reserve members after 20 years service, at least five of which must have been in the Reserve Force

Other

• Resident Director, a common staff position at universities and colleges with on-campus housing
• Ritual Decalogue, a list called the "Ten Commandments" in Exodus 34 that deals mostly with imperatives of worship
• Round of ammunition
• Rassemblement démocrate, a political party in France
• ‹rd›, a Latin alphabet digraph of a retroflex stop in Aboriginal Australian languages
• RD$, the Dominican peso
• USDA Rural Development, an agency of the United States Department of Agriculture
• the IATA airline designator for Ryan International Airlines
• an English-language ordinal indicator, or suffix, to abbreviate ordinal numbers ending in "third" (3rd, 23rd, 33rd, etc.)

See also

• Research and development, often abbreviated "R & D"

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