NM, nm, and variations may refer to:

Businesses and organizations

Northwestern Mutual Northwestern Mutual is an American financial services mutual organization based in Milwaukee, Wisconsin. The financial security company provides consultation on wealth and asset income protection, education planning, retirement planning, invest ...

, financial services company in Wisconsin, United States *

Air Madrid Air Madrid Líneas Aéreas S.A. was an airline headquartered in San Sebastián de los Reyes, Community of Madrid, Spain, operating services to Spain, Tenerife, Mexico, South America, Central America, Europe and Israel. It suspended its o ...

(IATA airline designator NM), Spanish airline *

Mount Cook Airline Mount Cook Airline was a regional airline based in Christchurch, New Zealand. Formerly part of the Mount Cook Group and latterly a subsidiary of Air New Zealand, it operated scheduled services throughout the country under the Air New Zeal ...

(IATA airline designator NM), New Zealand airline * Manx2 (IATA airline designator NM), Isle of Man airline

Places

The National Mall The National Mall is a landscaped park near the downtown area of Washington, D.C., the capital city of the United States. It contains and borders a number of museums of the Smithsonian Institution, art galleries, cultural institutions, and ...

in Washington, D.C., United States *

Navi Mumbai Navi Mumbai (), is a planned community, planned city situated on the west coast of the Indian subcontinent, located in the Konkan division of Maharashtra state, on the mainland of India. Navi Mumbai is part of the Mumbai Metropolitan Region, ...

, India *

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe, New Mexico, Santa Fe , LargestCity = Albuquerque, New Mexico, Albuquerque , LargestMetro = Albuquerque metropolitan area, Tiguex , Offi ...

, a state of the United States (postal abbreviation) *

Inner Mongolia Inner Mongolia, officially the Inner Mongolia Autonomous Region, is an autonomous region of the People's Republic of China. Its border includes most of the length of China's border with the country of Mongolia. Inner Mongolia also accounts for ...

, an autonomous region of China (Guobiao abbreviation and ISO-3166-2:CN code NM)

Science and technology

Medicine

* Nemaline myopathy, a neuromuscular disorder *

Neuromelanin Neuromelanin (NM) is a dark pigment found in the brain which is structurally related to melanin. It is a polymer of 5,6-dihydroxyindole monomers. Neuromelanin is found in large quantities in catecholaminergic cells of the substantia nigra pars co ...

, a dark pigment found in the brain *

Nuclear medicine Nuclear medicine or nucleology is a medical specialty involving the application of radioactive substances in the diagnosis and treatment of disease. Nuclear imaging, in a sense, is "radiology done inside out" because it records radiation emit ...

, a medical imaging modality

Units of measure

Nanometer 330px, Different lengths as in respect to the molecular scale. The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American and British English spelling differences#-re, ...

(nm), an SI unit of length, equal to 10⁻⁹ m (a thousand-millionth of a meter) *

Nanomolar Molar concentration (also called molarity, amount concentration or substance concentration) is a measure of the concentration of a chemical species, in particular of a solute in a solution, in terms of amount of substance per unit volume of solut ...

(nM), in chemistry, one thousand-millionth molar *

Nautical mile A nautical mile is a unit of length used in air, marine, and space navigation, and for the definition of territorial waters. Historically, it was defined as the meridian arc length corresponding to one minute ( of a degree) of latitude. Today t ...

(NM or nmi), a unit of length used for maritime and aviation purposes *

Newton metre The newton-metre (also newton metre or newton meter; symbol N⋅m or N m) is the unit of torque (also called ) in the International System of Units (SI). One newton-metre is equal to the torque resulting from a force of one newton appli ...

(Nm, may also be written as N·m), a unit of torque * Normal cubic metre (Nm³), a unit of volume (''normal'' referring to standard temperature and pressure) * Normalizovaný muštomer (°NM), a scale of wine must density * Number metric, a measure of linear density of fibers in textiles

Other uses in science and technology

* nm (Unix), a computer program used as an aid for debugging * NM, nonmetallic-sheathed electrical cable (in North America), nowadays typically

thermoplastic-sheathed cable A thermoplastic-sheathed cable (TPS) consists of a toughened outer sheath of polyvinyl chloride (PVC) thermoplastic, covering one or more individual annealed copper conductors, themselves insulated with PVC. This type of wiring is commonly used ...

Noise margin In electrical engineering, noise margin is the maximum voltage amplitude of extraneous signal that can be algebraically added to the noise-free worst-case input level without causing the output voltage to deviate from the allowable logic voltage le ...

, the amount by which a signal exceeds the minimum amount for proper operation

Other uses

* ''Never mind'', or ''nothing much'' or ''not much'' in

Internet slang Internet slang (also called Internet shorthand, cyber-slang, netspeak, digispeak or chatspeak) is a non-standard or unofficial form of language used by people on the Internet to communicate to one another. An example of Internet slang is " LOL" ...

Namma Metro Namma Metro ("Our Metro" in Kannada), also known as Bengaluru Metro, is a rapid transit system serving the city of Bengaluru, India. Upon its inauguration, it became the first underground metro system in South India. Namma Metro has a mix of ...

, a rapid transit line in Bangalore, India *

Nao Sena Medal Nau Sena Medal (also spelt ''Nao Sena Medal'', lit. ''Navy Medal'') is a gallantry award for servicemen in the Indian Navy. History The Nao Sena Medal was instituted on 26 January 1960 by the Government of India, with the approval of the Presid ...

, a gallantry award for servicemen in the Indian Navy *

National monument A national monument is a monument constructed in order to commemorate something of importance to national heritage, such as a country's founding, independence, war, or the life and death of a historical figure. The term may also refer to a sp ...

National monument (United States) In the United States, a national monument is a protected area that can be created from any land owned or controlled by the federal government by proclamation of the President of the United States or an act of Congress. National monuments prot ...

* National Master, a chess title {{disambiguation