MSA(消歧義)

MSA可能指：

組織抑是企業

馬來西亞-新加坡航空：新加坡航空佮馬來西亞航空的前身。
交通運輸部海事局（China Maritime Safety Administration）
海上保安廳（舊名 Maritime Safety Agency，今稱 Japan Coast Guard）
Maritime Security Agency , aka the Pakistan Coast Guard
Masonic Service Association , a Freemasonry publishing resource
Microscopy Society of America , a society for the promotion of microscopy
Mine Safety Appliances , a manufacturer of industrial safety clothing and equipment
Mineralogical Society of America , an organization for the advancement of mineralogy
Motion Sensing Alliance , an alliance for the development of motion sensing technology
Motor Sports Association , the governing body for motorsport in the United Kingdom
Mutual Security Agency , established by the US Mutual Security Act ( 一千九百五十一 ) , and distributed aid to Europe after the Marshall Plan
Mycological Society of America , a society promoting the study of fungi

Master of Accountancy , an accounting degree
Master of Science in Administration , a degree providing preparation for administrative positions

Mackintosh School of Architecture , an architecture school in Glasgow , Scotland
Manchester School of Architecture , an architecture school in Manchester , England
Maryland School of the Arts , a fictional dance school in the film _ Step Up _
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
MSA Mutfak Sanatlari Akademisi , a culinary arts institute in Istanbul , Turkey
Modern Sciences and Arts University , a university in October City , Egypt
Monash Student Association , the student government association of Monash University , Melbourne , Australia
Muslim Students'Association , a group dedicated to Islamic societies on college campuses in Canada and the United States

五-甲氧基水楊酸（五-Methoxysalicylic acid）：一種化合物，佇咧 MALDI 質譜中用作基質。
甘露醇鹽瓊脂（Mannitol salt agar）：一種微生物培養基。
Measurement systems analysis , the analysis of the process of obtaining measurements
甲基磺酸（Methanesulfonic acid）
Middle Stone Age , a period of African prehistory
偌重序列比對（Multiple sequence alignment）是對三个以上的生物學序列，如卵白質序列、DNA 序列抑是 RNA 序列所作的序列比對。
Multiple system atrophy , a degenerative neurological disorder
Multiscale approximation 抑是加解析度分析（multiresolution analysis）
Morphosyntactic alignment ( linguistics )
Measure of sampling adequacy , a quality criterion for a correlation matrix as prequisition for factor analysis ( statistics )

Hewlett Packard Modular Smart Array , the primary storage device for some data centres
Mail submission agent , a computer program used when sending email
Master service agreements , a master agreement defining services to be delivered
Microsoft Access：一種資料庫管理系統
Mobile Service Architecture , a combination of Java ME extensions
MSA，MIPS SIMD 架構
Multi-source agreement , an agreement between multiple manufacturers to make products which are compatible across vendors

MSA Garratt , a steam engine class of the Western Australian Government Railways
公路服務區（Motorway service area）
Muskrat Dam Airport , an airport at Muskrat Dam , Ontario , Canada ( IATA code )

馬來語（Malay language）
Mapping Services Agreement , a licensing contract between local authorities in the United Kingdom and suppliers of geographic data
Matthew Shepard Act , 二千空九 United States federal hate-crime legislation
Market Square Arena , an indoor arena in Indianapolis , Indiana demolished in 兩千空一
Medical savings account , a tax-deferred deposit account for medical expenses
攏會統計區 , a geographical area associated with an urban area of 五十 , 零 people or more , as defined by the United States Office of Management and Budget
United States Micropolitan Statistical Area , a geographical area associated with an urban area of 十 , 零 to 四十九 , 九百九十九 people , as defined by the United States Office of Management and Budget
Minimum safe altitude , used for safely navigating aircraft over terrain or large structures
現代標準阿拉伯語（Modern Standard Arabic）
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 .
Minesweeper Auxiliary