Nm

NM, nm, and variations may refer to:

Businesses and organizations

 * Northwestern Mutual, financial services company in Wisconsin, United States
 * Air Madrid (IATA airline designator NM), Spanish airline
 * Mount Cook Airline (IATA airline designator NM), New Zealand airline
 * Manx2 (IATA airline designator NM), Isle of Man airline

Places

 * North Macedonia a country in the Balkans
 * The National Mall in Washington, D.C., United States
 * Navi Mumbai, India
 * New Mexico, a state of the United States (postal abbreviation)
 * Inner Mongolia, an autonomous region of China (Guobiao abbreviation and ISO-3166-2:CN code NM)

Medicine

 * Nemaline myopathy, a neuromuscular disorder
 * Neuromelanin, a dark pigment found in the brain
 * Nuclear medicine, a medical imaging modality

Units of measure

 * Nanometer (nm), an SI unit of length, equal to 10−9 m (a thousand-millionth of a meter)
 * Nanomolar (nM), in chemistry, one thousand-millionth molar
 * Nautical mile (NM or nmi), a unit of length used for maritime and aviation purposes
 * Newton-metre (N m, 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


 * Noise margin, 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
 * Namma Metro, a rapid transit line in Bangalore, India
 * Nao Sena Medal, a gallantry award for servicemen in the Indian Navy
 * National monument
 * National monument (United States)
 * National Master, a chess title
 * no mark, an athletics abbreviation indicating that an athlete participated in a field event but recorded no valid height, jump, or throw.