NSI may refer to: * NASA Standard Initiator, an electrochemical device which plays a critical role in initiating various pyrotechnic events in the National Space Transportation System * National Savings and Investments, a state-owned savings bank in the United Kingdom * The National Science Institute, formerly The Geek Group, former American science education organization * National Screen Institute, a non-profit organization headquartered in Winnipeg, Manitoba, Canada * National Security Institute * National Security Intelligence *

National Security Inspectorate The National Security Inspectorate, or NSI, is an independent not for profit UKAS accredited certification body operating in the United Kingdom. It is not a Trade association. It serves to approve around 1800 professional security and fire safety ...

, home security trade organisation in the UK *

National Space Institute The National Space Institute was a space advocacy group, the first of its kind, established by Dr. Wernher von Braun to help maintain the public's support for the United States space program. It has since merged, in 1987, with the L5 Society f ...

* National Statistical Institute (Bulgaria) *

National Student Index National may refer to: Common uses * Nation or country ** Nationality – a ''national'' is a person who is subject to a nation, regardless of whether the person has full rights as a citizen Places in the United States * National, Maryland, ce ...

, a system that assigns every New Zealand secondary and tertiary student with a unique identification number *

Nationwide Suspicious Activity Reporting Initiative The Nationwide Suspicious Activity Reporting (SAR) Initiative (NSI) is a program of the United States Government used to collect and share reports of suspicious activity by people in the United States. The Nationwide SAR Initiative (NSI) builds o ...

* the FAA location ID of the

Naval Outlying Landing Field San Nicolas Island Naval Outlying Landing Field San Nicolas Island or NOLF San Nicolas Island is a military airport located on San Nicolas Island, in Ventura County, California, United States. The airport is administered by Naval Base Ventura County and is one of s ...

Network Service Interface Network, networking and networked may refer to: Science and technology * Network theory, the study of graphs as a representation of relations between discrete objects * Network science, an academic field that studies complex networks Mathematics ...

, the interface between a station and the network in a mobile communications network * Network Solutions, LLC., formerly Network Solutions Inc., a technology company founded in 1979 * Neurological Society of India, apex body representing neuroscientists of India *

Neurosciences Institute The Neurosciences Institute (NSI) was a small, nonprofit scientific research organization that investigated basic issues in neuroscience. Active mainly between 1981 and 2012, NSI sponsored theoretical, computational, and experimental work on consc ...

, a nonprofit research institute that focuses on research designed to discover the biological basis of higher-brain function * New Slovenia – Christian People's Party, a right-of-centre political party in Slovenia * National systems of innovation *

Nitrogen solubility index The nitrogen solubility index (NSI) is a measure of the solubility of the protein in a substance. It is typically used as a quick measure of the functionality of a protein, for example to predict the ability of the protein to stabilise foams, emulsi ...

, a measure of the solubility of a protein *

Northern Sydney Institute of TAFE TAFE NSW is an Australian vocational education and training provider. Annually, the network trains over 500,000 students in campus, workplace, online, or distance education methods of education. It was established as an independent statutory bod ...

* the

IATA airport code An IATA airport code, also known as an IATA location identifier, IATA station code, or simply a location identifier, is a three-character alphanumeric geocode designating many airports and metropolitan areas around the world, defined by the ...

Yaoundé Nsimalen International Airport Yaounde Nsimalen International Airport (french: link=no, Aéroport international de Yaoundé-Nsimalen) , also known as Nsimalen airport, is the second busiest and largest public airport in Cameroon. The airport is located 27 km (16 miles) so ...

* NSÍ Runavík, a Faroese football (soccer) team * North Sentinel Island, an island in the Andaman Island Archipelago in the Bay of Bengal *

North-South Institute Founded in 1976, the North-South Institute (NSI) was a policy research institution or think tank based in Ottawa, Canada, and specializing in international development. The objectives of the institute were as follows: # To promote a greater under ...

* Norwegian Scientific Index

See also