// Workers AI · dad joke modeWhat did NR say to its friend? "You're a number one companion

NR, Nr or nr may refer to:

Arts and media

• National Review, an American political magazine
• Newsround, a British news programme for children
• Nollywood Reinvented, a Nigerian cinematic review website
• Numerical Recipes, a series of books on numerical computation
• Not Rated, referring to a work without a content rating in North America

Places

• NR postcode area, UK, for the area surrounding Norwich, England
• Nauru (ISO 3166-1 country code)
  • .nr, the country code top-level domain for Nauru
• North Riding of Yorkshire, England
• Northern Rhodesia
• New Rockford, North Dakota, US

Businesses and organizations

Military bodies

• National Resources Division, the domestic division of the United States Central Intelligence Agency
• Naval Reserve (disambiguation), various bodies
• Naval Reactors, the governing body of the United States Navy Nuclear Power Program

Rail bodies in Great Britain

• National Rail, a generic term for passenger services
• Network Rail, the state-owned track owner (2002–)
• Northern Rail, a train operating company (2004–2016)
• Northern Railway (India)

Other businesses and organizations

• Northern Rock, a defunct British bank (1965–2012)
• Norwegian Computing Center (NR, in Norwegian: Norsk Regnesentral)
• Networked Robotics Corporation
• New Right (Netherlands), a former Dutch political party

Language

• Nr., a numero sign in some languages
• Southern Ndebele language, a Bantu language spoken in South Africa (ISO 639-1 code: NR)

Science and technology

Biochemistry

• Nuclear receptor, a class of receptor proteins in the cell
• Nicotinamide riboside, a form of Vitamin B3
• Reactive nitrogen (Nr)

Computing and telecommunications

See also: § Other businesses and organizations

• .nr, the top-level domain for Nauru
• New Radio, a fifth generation (5G) wireless technology
• Noise reduction, the process of removing noise from a signal
• Numerical Recipes, a series of books on numerical computation

Other uses in science and technology

• Nanorod, in nanotechnology and materials science
• Non-redundant sequence clustering, in genetics and bioinformatics
• NR Vulpeculae, a red supergiant star

Other uses

• NR class, an Australian diesel locomotive
• Non Resident Nepali (NRN)