MCA may refer to:

Science and technology

Astronomy

* Mars-crossing asteroid, an asteroid whose orbit crosses that of Mars

Aviation

* Minimum crossing altitude, a minimum obstacle crossing altitude for fixes on published airways * Medium Combat Aircraft, a 5th generation fighter aircraft in India's HAL AMCA (Advanced Medium Combat Aircraft) program * Macenta Airport, Guinea (by IATA code) * Ministry of Civil Aviation (United Kingdom) from 1941 to 1953

Biology and chemistry

* MacConkey agar, a selective growth medium for bacteria * Monochloroacetic acid, carboxylic acid, manufactured by chlorinating acetic acid * Methylcholanthrene, a carcinogen * Methyl cyanoacrylate, an organic compound * Metabolic control analysis, analysing how the control of fluxes and intermediate concentrations in a metabolic pathway is distributed * Middle cerebral artery, one of the three major blood supplies to the brain

Climate

* Medieval Climatic Anomaly (Medieval Warm Period, also Medieval Climate Optimum), a notably warm climatic period in the North Atlantic region from about 950 to 1250.

Statistics and data science

* Membership categorization analysis, a method of studying categorization in interaction * Multiple correspondence analysis

Technology

* Machine Check Architecture, a method for a CPU to report hardware errors to an operating system * Maximum credible accident, a postulated scenario that a nuclear facility must be able to withstand * Micro Channel architecture, a type of computer bus * Mitsubishi MCA, an emissions control approach for gasoline-powered vehicles during the 1970s * Movable cellular automaton * Multichannel analyzer, instrument recording pulse counts at a range of (esp. photon energy) levels

Companies and organizations

Companies

* MCA Inc., a now defunct company (originally called Music Corporation of America) and its subsidiary companies: ** MCA Records ** MCA Nashville Records ** MCA Home Video, former name of Universal Pictures Home Entertainment ** MCA Music Inc. (Philippines), a Philippine branch of Universal Music Group which uses the MCA brand due to a trademark issue ** Music Corporation of America, the Nashville-based operations of Universal Music Group * Maubeuge Construction Automobile (MCA), a subsidiary of French car manufacturer Renault * Minato Communications Association, a former company name of the Japan Electronics and Information Technology Industries Association

Sports

* MC Alger, a football club based in Algiers, Algeria * Manitoba Curling Association, Manitoba, Canada * Maharashtra Cricket Association, Pune, India ** Maharashtra Cricket Association Stadium, Pune, India * Margaret Court Arena, Melbourne, Australia * Mumbai Cricket Association, Mumbai, India

Government and politics

* Malaysian Chinese Association, a political party in Malaysia * Maritime and Coastguard Agency, an agency of the United Kingdom Government *Medicines Control Agency, which merged with the Medical Devices Agency to become the Medicines and Healthcare products Regulatory Agency in the UK * Millennium Challenge Account, a U.S. program for aid to developing countries * Ministry of Corporate Affairs, an Indian government ministry

Other organizations

* Maharashtra Chess Association * Medal Collectors of America * Metal Construction Association * Metropolitan Church Association, Methodist denomination in the holiness movement * Minerals Council of Australia * MotorCoach Australia * Multicore Association, an industry association regrouping companies and universities interested in multicore computing research * Mumbai Cricket Association, ruling body for cricket in Mumbai * Museum of Contemporary Art (disambiguation), numerous museums around the world * Music Council of Australia, former peak body for music in Australia (1993–2020)

Education

Degrees

* Master in Customs Administration, a trade-related graduate degree offered in PMI Colleges in the Philippines *

Master of Computer Applications A Master of Science in Information Technology (abbreviated M.Sc.IT, MScIT or MSIT) is a master's degree in the field of information technology awarded by universities A university () is an educational institution, institution of tertiar ...

, a postgraduate degree in computer science offered in India

Educational institutions

* Marist College Ashgrove, an Australian School * McIntosh County Academy, a high school in McIntosh County, Georgia, United States * Memphis College of Art, an art school in Tennessee, United States * Morrison Christian Academy, an American school in Taiwan

Professional courses

* Microsoft Certified Architect, a certification available from Microsoft * Minnesota Comprehensive Assessments—Series II, a standardized test in Minnesota

Legal

* Depository Institutions Deregulation and Monetary Control Act, a US financial statute passed in 1980 * Mental Capacity Act 2005, an Act of the Parliament of the United Kingdom applying to England and Wales * Military Commissions Act of 2006, US legislation

People

* Adam Yauch (1964–2012), a.k.a. "MCA", of the Beastie Boys * Michiel van den Bos (born 1975), a.k.a. "M.C.A.", Dutch composer * Chris Avellone (born 1971), a.k.a. "MCA", American video game designer

Other uses

* The Maká language (ISO 639-3 Code) * '' Middle Class Abbayi'', a 2017 Indian film also known as ''MCA'' * ''Motor Coach Age'', the magazine of the Motor Bus Society {{disambiguation