MSW

MSW may stand for:

Businesses and organisations

 * Manatawny Still Works, a craft distillery in Pottstown, Pennsylvania, United States
 * Massawa International Airport, Eritrea (by IATA code)
 * Ministry of Interior (Poland) (Ministerstwo Spraw Wewnętrznych)
 * Muslim Society of Washington, a religious organization based in the United States

Science and technology

 * Metres sea water, a unit of pressure
 * Mikheyev–Smirnov–Wolfenstein effect, in particle physics
 * MSWLogo, an interpreted computer programming language
 * Machine Status Word, a data segment in the Intel 286 LOADALL instruction set
 * Microsoft Windows, an operating system

Other uses

 * Mao Shan Wang, a popular cultivar of durian
 * Master of Social Work, a postgraduate qualification and academic title
 * Municipal solid waste