Organisations and businesses

• Malaysia-Singapore Airlines
  Malaysia-Singapore Airlines
  Malaysia-Singapore Airlines came into being in 1966 as a result of a joint ownership of the airline by the governments of Malaysia and Singapore. The airline ceased operations after 6 years in 1972 when both governments decided to set up their own national airlines...
  
  , the former name for Singapore Airlines and Malaysia Airlines
• Maritime Safety Administration
  Maritime Safety Administration
  The China Maritime Safety Administration is a government agency which administers all matters related to maritime and shipping safety, including the supervision of maritime traffic safety and security, prevention of pollution from ships, inspection of ships and offshore facilities, navigational...
  
  , one of two PRC Coast Guards. The other being the China Coast Guard
  China Coast Guard
  The China Coast Guard serves as a coordinating body for maritime search and rescue in the territorial waters of the People's Republic of China...
  
  
• Maritime Safety Agency, aka the Japan Coast Guard
• Maritime Security Agency
  Maritime Security Agency
  Pakistan Maritime Security Agency is a para-military law enforcement agency in Pakistan. Pakistan Maritime Security Agency responsible for protecting territorial waters of Pakistan. This should not be confused with the Maritime Wing of Pakistan Coast Guards, which performs Littoral patrolling of...
  
  . aka the Pakistan Coast Guard
• Masonic Service Association, a Freemasonry
  Freemasonry
  Freemasonry is a fraternal organisation that arose from obscure origins in the late 16th to early 17th century. Freemasonry now exists in various forms all over the world, with a membership estimated at around six million, including approximately 150,000 under the jurisdictions of the Grand Lodge...
  
   publishing resource
• Matsqui-Sumas-Abbotsford Hospital in Abbotsford, British Columbia
  Abbotsford, British Columbia
  Abbotsford is a Canadian city located in the Lower Mainland of British Columbia, adjacent to Greater Vancouver. It is the fifth largest municipality in British Columbia, home to 123,864 people . Its Census Metropolitan Area, which includes the District of Mission, is the 23rd largest in Canada,...
  
  
• Microscopy Society of America
  Microscopy Society of America
  The Microscopy Society of America was founded in 1942 as The Electron Microscope Society of America and is a non-profit organization that provides microanalytical facilities for studies within the sciences. Currently, there are approximately 3000 members. The society holds an annual meeting, which...
  
  , a society for the promotion of the science and instrumentation of microscopy
• Mine Safety Appliances
  Mine Safety Appliances
  Mine Safety Appliances, or MSA, is a maker of sophisticated safety products that help protect workers who may be exposed to a variety of hazardous conditions...
  
  , a manufacturer of industrial safety clothing and equipment
• Mineralogical Society of America
  Mineralogical Society of America
  The Mineralogical Society of America is a scientific membership organization. MSA was founded in 1919 for the advancement of mineralogy, crystallography, geochemistry, and petrology, and promotion of their uses in other sciences, industry, and the arts...
  
  , a scientific organization founded for the advancement of mineralogy
• Motor Sports Association
  Motor Sports Association
  The Motor Sports Association , is the official governing body of motorsport in the United Kingdom.-Responsibilities:...
  
  , the governing body for motorsport in the United Kingdom
• Motorsport South Africa, the governing body for motorsport in the South Africa
• Mutual Security Agency, established by the US Mutual Security Act
  Mutual Security Act
  The Mutual Security Act of 1951 is a United States federal law, signed on October 10, 1951 by President Harry S. Truman, which authorized nearly $7.5 billion for foreign military, economic, and technical foreign aid to American allies; the aid was aimed primarily at shoring up Western Europe, as...
  
   (1951), and distributed aid to Europe after the Marshall Plan
• Mycological Society of America
  Mycological Society of America
  The Mycological Society of America is a learned society that serves as the professional organization of mycologists in the U.S. and Canada. It was founded in 1932...
  
  , a scientific society promoting the study of fungi

Degree

• Master of Accountancy
  Master of Accountancy
  Master of Accountancy , alternatively Master of Professional Accountancy or Master of Science in Accountancy , is a graduate professional degree designed to prepare students for public accounting and to provide them with the 150 credit hours required by most states before taking the...
  
   (Master of Science in Accountancy), a post-graduate professional accounting degree
• Master of Science in Administration
  Master of Science in Administration
  The Master of Science in Administration is a post-graduate degree that is a relatively new field of study that came into existences in the mid-to-late 1970s. The MSA provides broad preparation for a variety of administrative positions in a wide range of organizations...
  
  , a post-graduate degree providing preparation for a variety of administrative positions

School

• Maryland School of the Arts, a fictional dance school in the film Step Up
  Step Up (film)
  Step Up is a 2006 American dance/romance film directed by Anne Fletcher starring Channing Tatum and Jenna Dewan.Set in Baltimore, Maryland, the film follows the tale of the disadvantaged Tyler Gage and the privileged modern dancer Nora Clark , who find themselves paired up in a showcase that...
  
  
• Manchester School of Architecture
  Manchester School of Architecture
  The Manchester School of Architecture was formed in 1996 with the merger of the architecture departments of the University of Manchester and Manchester Metropolitan University. The MSA is a joint school of the University of Manchester School of Environment and Development and the Manchester...
  
  , an architecture school in Greater Manchester, England
• Math and Science Academy, a school in Minnesota
• Middle States Association of Colleges and Schools
  Middle States Association of Colleges and Schools
  The Middle States Association of Colleges and Schools is a voluntary, peer-based, non-profit association dedicated to educational excellence and improvement through peer evaluation and accreditation...
  
  , a non-profit evaluation and accreditation association
• Mississippi School of the Arts
  Mississippi School of the Arts
  The Mississippi School of the Arts is an upper high school of literary, visual, and performing arts on historic Whitworth College Campus in Brookhaven, Mississippi, about sixty miles south of Jackson, Mississippi. MSA teaches 11th and 12th grade students. The site has 6 buildings designated as...
  
  , a residential high school for the arts in Brookhaven, MS
• Missouri Scholars Academy
  Missouri Scholars Academy
  Missouri Scholars Academy, or MSA, is a three-week residential summer program held on the University of Missouri campus in Columbia, Missouri for 330 of Missouri's top rising high school juniors. The official MSA website describes the goals of the Academy to be as such: "The academy reflects...
  
  , a three-week residential summer program at the University of Missouri
• Modern Sciences and Arts University
  Modern Sciences and Arts University
  Modern Sciences and Arts University ' is an Egyptian university, a natural extension of an extensive network of Dar El Tarbiah Languages Schools founded by Dr Nawal El Degwi since 1958 which has always been acknowledged by the British Council for its contribution of establishing models of best...
  
  , a university providing British education in October City, Egypt
• Monash Student Association
  Monash Student Association
  The Monash Student Association Inc is located at the Clayton campus of Monash University in the Campus Centre building. The MSA is made up of elected student representatives who represent all Clayton campus students on general issues such as education, fees and student welfare, and also specific...
  
  , the student government association of the Monash University, Melbourne, Australia
• Muslim Students' Association
  Muslim Students' Association
  The Muslim Students Association, or Muslim Student Union, of the U.S. and Canada, also known as MSA National, is a religious organization dedicated to establishing and maintaining Islamic societies on college campuses in Canada and the United States. It serves to provide coordination and support...
  
  , a group dedicated to Islamic societies on college campuses in Canada and the United States

Science and Medicine

• Mannitol salt agar
  Mannitol Salt Agar
  Mannitol salt agar or MSA is a commonly used growth medium in microbiology. It encourages the growth of a group of certain bacteria while inhibiting the growth of others. This medium is important in medical laboratories by distinguishing pathogenic microbes in a short period of time...
  
  , an agar used in microbiology
• Measurement Systems Analysis
  Measurement Systems Analysis
  A Measurement System Analysis is a specially designed experiment that seeks to identify the components of variation in the measurement....
  
  , the analysis of the process of obtaining measurements
• Methanesulfonic acid
  Methanesulfonic acid
  Methanesulfonic acid is a colorless liquid with the chemical formula CH3SO3H. It is the simplest of the alkylsulfonic acids. Salts and esters of methanesulfonic acid are known as mesylates. Methanesulfonic acid is used as an acid catalyst in organic reactions because it is non-volatile, strong acid...
  
  , an organic sulfonic acid
• Middle Stone Age
  Middle Stone Age
  The Middle Stone Age was a period of African Prehistory between Early Stone Age and Late Stone Age. It is generally considered to have begun around 280,000 years ago and ended around 50-25,000 years ago. The beginnings of particular MSA stone tools have their origins as far back as 550-500,000...
  
  , a period of African Prehistory between Early Stone Age and Late Stone Age
• Multiple sequence alignment
  Multiple sequence alignment
  A multiple sequence alignment is a sequence alignment of three or more biological sequences, generally protein, DNA, or RNA. In many cases, the input set of query sequences are assumed to have an evolutionary relationship by which they share a lineage and are descended from a common ancestor...
  
  , an alignment of three or more biological sequences
• Multiple system atrophy
  Multiple system atrophy
  Multiple system atrophy is a degenerative neurological disorder. MSA is associated with the degeneration of nerve cells in specific areas of the brain. This cell degeneration causes problems with movement, balance and other autonomic functions of the body such as bladder control or blood pressure...
  
  , a degenerative neurological disorder
• Multiscale approximation
• Microsoft System Architecture
• Morphosyntactic alignment
  Morphosyntactic alignment
  In linguistics, morphosyntactic alignment is the system used to distinguish between the arguments of transitive verbs and those of intransitive verbs...
  
   (linguistics)

Technology

• Mail submission agent
  Mail submission agent
  A mail submission agent is a computer program or software agent that receives electronic mail messages from a mail user agent and cooperates with a mail transfer agent for delivery of the mail...
  
  , an intermediary computer program or software agent used when sending email
• Microsoft Access
  Microsoft Access
  Microsoft Office Access, previously known as Microsoft Access, is a relational database management system from Microsoft that combines the relational Microsoft Jet Database Engine with a graphical user interface and software-development tools. It is a member of the Microsoft Office suite of...
  
  , a database management system
• Mobile Service Architecture
  Mobile Service Architecture
  Mobile Service Architecture JSR 248 is a specification that describes an end-to-end wireless environment for Java ME. MSA includes a full set of 16 JSRs and a subset of 8 JSRs:- MSA Subset :The MSA Subset includes the following JSRs:- MSA :...
  
  , a combination of Java ME extensions
• Multi-source agreement, usually defines the specification for telecommunication and data communications transceivers
• Micro Signal Architecture

Transportation

• MSA Garratt
  Garratt
  A Garratt is a type of steam locomotive that is articulated in three parts. Its boiler is mounted on the centre frame, and two steam engines are mounted on separate frames, one on each end of the boiler. Articulation permits larger locomotives to negotiate curves and lighter rails that might...
  
  , a steam engine class of the Western Australian Government Railways
• Motorway service area
  Motorway service area
  In the UK motorway service areas, also known as service stations, are places where drivers can leave a motorway to refuel, rest, or take refreshments. The vast majority of motorway services in the UK are owned by one of three companies: Moto, Welcome Break and RoadChef. Extra are also developing a...
  
  , a public rest area
• Muskrat Dam Airport
  Muskrat Dam Airport
  Muskrat Dam Airport, , is located north of the First Nations community of Muskrat Dam, Ontario, Canada.-External links:*...
  
  , the IATA code for the airport at Muskrat Dam, Ontario, Canada
• MSA - Minesweeper Auxiliary - improvised minewarfare vessel.
• MSA - Mombasa in short form

Other

• Malay language
  Malay language
  Malay is a major language of the Austronesian family. It is the official language of Malaysia , Indonesia , Brunei and Singapore...
  
  , in the ISO 639-2 and ISO 639-3 language code
• Mapping Services Agreement
  Mapping Services Agreement
  The Mapping Services Agreement is a licensing contract between local authorities in the United Kingdom and suppliers of geographic data. Most of its contents are covered by commercial in confidence requirements...
  
  , a licensing contract between local authorities in the United Kingdom and suppliers of geographic data
• Matthew Shepard Act
  Matthew Shepard Act
  The Matthew Shepard and James Byrd, Jr. Hate Crimes Prevention Act, also known as the Matthew Shepard Act, is an American Act of Congress, passed on October 22, 2009, and signed into law by President Barack Obama on October 28, 2009, as a rider to the National Defense Authorization Act for 2010...
  
  , 2009 United States federal hate-crime legislation
• Market Square Arena
  Market Square Arena
  Market Square Arena was an indoor arena, located in Indianapolis, Indiana, USA. Completed in 1974, at a cost of $23 million, it seated 16,530, for basketball and 15,993, for ice hockey.-History:...
  
  , an indoor arena in Indianapolis, Indiana demolished in 2001
• Medical savings account
  Medical savings account
  Medical savings account refers to an account in which tax-deferred deposits can be made for medical expenses.-In Singapore:Medisave was introduced in April 1984 as a national medical savings system for Singaporeans...
  
  , a tax-deferred deposit account for medical expenses
• Metropolitan Statistical Area
  United States metropolitan area
  In the United States a metropolitan statistical area is a geographical region with a relatively high population density at its core and close economic ties throughout the area. Such regions are not legally incorporated as a city or town would be, nor are they legal administrative divisions like...
  
  , 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
• 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
• Minimum Safety Altitude, used for safely navigating aircraft over terrain or large structures
• Modern Standard Arabic, the variety of Arabic used in most written media and some television talk shows in the Arabic-speaking world
• Tobacco Master Settlement Agreement (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
  U.S. and Japan Mutual Defense Assistance Agreement
  The U.S. and Japan Mutual Defense Assistance Agreement was signed on March 8, 1954 in Tokyo between John Moore Allison of the United States and Katsuo Okazaki of Japan. The accord contained eleven articles and seven amendments . The agreement dictated that both the United States and Japan support...