NST may refer to:

Health

• Nonstress test, a screening test used in pregnancy test

Media

• Niigata Sogo Television, a television company in Niigata Prefecture, Japan
• New Straits Times, an English-language newspaper published in Malaysia
• New Sabah Times, a newspaper in Sabah, Malaysia

Military

• Naval Security Team, a deployable Royal Canadian Navy (RCN) force protection unit tasked to augment fleet existing force protection measures in expeditionary or domestic environments.

Science and engineering

• National Research Council of Science and Technology, a research group under the Ministry of Science and ICT
• National Standard Thread, a thread form used on fire hose couplings in the USA
• Natural Sciences Tripos, a courses system of the University of Cambridge
• Neon-sign transformer, a high voltage transformer
• Neural Style Transfer, a non-realistic rendering technology

Time zones

• National Standard Time, Taiwan
• Nepal Standard Time
• Newfoundland Standard Time

Transportation

• Nakhon Si Thammarat Airport, Thailand, IATA code

Other uses

• NST (company), UK travel group
• Network Security Toolkit, a live Linux CD
• New standard tuning for guitar
• Nintendo Software Technology, a video game company
• Non-sellable token, a type of scam seen in cryptocurrency
• State of East Sumatra (Negara Sumatera Timur), a former federal state

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