MSA or M.S.A. may refer to:

Organizations and businesses

Public services and agencies

  • China Maritime Safety Administration, a PRC Coast Guard
  • Maritime Safety Agency, now the Japan Coast Guard
  • Indonesian Maritime Security Agency
  • Pakistan Maritime Security Agency
  • Mutual Security Agency, established by the U.S. Mutual Security Act (1951), and distributed aid to Europe after the Marshall Plan
  • Myanmar Space Agency

Academic

  • Metaphysical Society of America, a society promoting the study of philosophy and metaphysics
  • Microscopy Society of America, a society for the promotion of microscopy
  • Mineralogical Society of America, an organization for the advancement of mineralogy
  • Mycological Society of America, a society promoting the study of fungi

Commercial

  • Malaysia–Singapore Airlines, the former name for Singapore Airlines and Malaysia Airlines
  • Masonic Service Association, a Freemasonry publishing resource
  • Master service agreement, a master agreement defining services to be delivered
  • Mine Safety Appliances, a manufacturer of industrial safety clothing and equipment
  • ICAO code for Poste Air Cargo

Other

  • Maine Snowmobile Association, the snowmobile association of Maine
  • Manchester Society of Architects, a professional society for architects in the Greater Manchester area, United Kingdom
  • Motor Sports Association, the governing body for motorsport in the United Kingdom
  • Mad Science Alliance, a fictional organization in and the working title of the 2008 role-playing game Monster Lab
  • Movement for the Salvation of Azawad

Education

Degrees

  • Master of Advanced Studies in Sports Administration, a sports management degree
  • Master of Accountancy, an accounting degree
  • Master of Science in Administration, a degree providing preparation for administrative positions

Schools and societies

  • Mackintosh School of Architecture, an architecture school in Glasgow, Scotland
  • Manchester School of Architecture, an architecture school in Manchester, England
  • Middle States Association of Colleges and Schools, an evaluation and accreditation association
  • Minnesota Math and Science Academy, a school in Minnesota
  • Mississippi School of the Arts, a high school in Brookhaven, Mississippi
  • Missouri Scholars Academy, a summer program at the University of Missouri
  • Montessori School of Anderson, a private school in Anderson, South Carolina
  • MSA Mutfak Sanatlari Akademisi, a culinary arts institute in Istanbul, Turkey
  • Modern Sciences and Arts University, a university in October City, Egypt
  • Muslim Students' Association, a group dedicated to Islamic societies on college campuses in Canada and the United States

Science and medicine

  • 5-Methoxysalicylic acid, a chemical compound used as a matrix in MALDI mass spectrometry
  • Mannitol salt agar, an agar used in microbiology
  • Measurement system analysis, the analysis of the process of obtaining measurements
  • Methanesulfonic acid, an organic sulfonic acid
  • Middle Stone Age, a period of African prehistory
  • Multiple sequence alignment, an alignment of three or more biological sequences
  • Multiple system atrophy, a degenerative neurological disorder
  • Multiscale approximation or multiresolution analysis
  • Morphosyntactic alignment (linguistics)

Technology

  • Message submission agent, a computer program used when sending email
  • Microsoft Access, a database management system
  • Microsoft account, a single sign-on web service
  • Mobile Service Architecture, a combination of Java ME extensions
  • Multi-source agreement, an agreement between multiple manufacturers to make products which are compatible across vendors
  • Measurement system analysis, in quality management a specially designed experiment that seeks to identify the components of variation in the measurement
  • Microservice architecture, Considered by some as a variant of the service-oriented architecture (SOA), it is a method of developing software applications as a suite of independently deployable, small, modular services

Transportation

  • WAGR Msa class, a class of steam locomotive of the Western Australian Government Railways
  • Minimum safe altitude, used for safely navigating aircraft over terrain or large structures
  • Motorway service area, a public rest area
  • Muskrat Dam Airport, an airport at Muskrat Dam, Ontario, Canada (IATA code)

Other uses

  • Magnuson-Stevens Act, common alternate abbreviation of 1976 Magnuson–Stevens Fishery Conservation and Management Act (MSFCMA)
  • Mainland Southeast Asia linguistic area, a sprachbund in Southeast Asia
  • Malay language, in the ISO 639-2 and ISO 639-3 language code
  • Mapping Services Agreement, a licensing contract between local authorities in the United Kingdom and suppliers of geographic data
  • Matthew Shepard Act, 2009 United States federal hate-crime legislation
  • Market Square Arena, an indoor arena in Indianapolis, Indiana, demolished in 2001
  • Medical savings account, a tax-deferred deposit account for medical expenses
  • Meritorious Service Award, an award of the Civil Air Patrol in the United States
  • Metropolitan statistical area, a geographical area associated with an urban area of 50,000 people or more, as defined by the United States Office of Management and Budget
  • Modern Standard Arabic, also known as Literary Arabic, the standard and literary variety of Arabic used in writing and in most formal speech
  • Tobacco Master Settlement Agreement, an agreement reached between U.S. states and major tobacco companies
  • MSA Kyotei, a Japanese abbreviation in reference to U.S. and Japan Mutual Defense Assistance Agreement

See also

  • Micropolitan statistical area, a geographical area associated with an urban area of 10,000 to 49,999 people, as defined by the United States Office of Management and Budget