MA

Ma, MA, or mA may refer to:

Academia

 * Master of Arts, a degree award
 * Marin Academy, a high school in San Rafael, California
 * Menlo-Atherton High School, a public high school in Atherton, California
 * Minnehaha Academy, a private high school in Minneapolis, Minnesota

Music

 * Ma (Anjan Dutt album) (1998)
 * Ma (Rare Earth album) (1973)
 * Ma (Sagarika album) (1998)
 * Ma (Zubeen Garg album) (2019)
 * Ma! (He's Making Eyes at Me), 1974 debut album of Scottish singer Lena Zavaroni
 * Massive Attack, a British trip hop band
 * In music instructions, "but", especially in the phrase ma non troppo (see Glossary of musical terminology)
 * In tonic sol-fa, a flattened me
 * Encyclopaedia Metallum: The Metal Archives, a website devoted to heavy metal bands

Fictional characters

 * Ma (The Lion King), a main character in the animated film Lion King 1½
 * Ma Beagle, in the Donald Duck universe
 * Ma Gnuchi, a Marvel Comics character
 * Ma Hunkel, a DC Comics character
 * Ma Kettle, a 1940s and 1950s comic film character
 * The protagonist of Ma Perkins, an American radio soap opera which aired from 1932 to 1960
 * The Ma family, in the 2014 South Korean television series 4 Legendary Witches

Other uses in arts and entertainment

 * Ma (2019 film), a horror film starring Octavia Spencer and Luke Evans
 * Ma (negative space), a word of Japanese origin used in art and design
 * Memory Alpha, a Star Trek-oriented wiki
 * Miss America, a beauty pageant, and the title awarded at said pageant
 * MA (journal), a Hungarian art magazine

Businesses and organizations

 * Malév Hungarian Airlines (IATA designator: MA)
 * Mastercard (NYSE stock symbol: MA)
 * Montserrat Airways Ltd (MA LTD), trading as FlyMontserrat
 * Motorcycling Australia
 * Motorsport Australia
 * Orange Movement (Movimento Arancione), an Italian political party
 * Market America, a product brokerage and internet marketing company
 * Museums Association, UK
 * Musicians Australia, a trade union run by the Media, Entertainment and Arts Alliance

People

 * Ma, an informal synonym for mother
 * Ma (surname), a common Chinese family name
 * Ma Barker (1873–1935), American criminal and mother of criminals
 * Ma Beland (1870–1952), American drug trafficker
 * Miriam A. Ferguson (1875–1961), nicknamed "Ma", American politician, twice governor of Texas and first female governor of Texas
 * Harriet Pullen (1860–1947), American entrepreneur and hotelier nicknamed "Ma"
 * Ma Rainey, stage name of early American blues singer Gertrude Pridgett (1886–1939)
 * Ma Anand Sheela, Osho movement leader convicted of multiple attempted murders
 * Maria (Mª or Ma.), according to Spanish naming customs
 * Mạ people, a Vietnamese ethnic group
 * Meshwesh (Ma), an ancient Libyan (i.e., Berber) tribe from Cyrenaica

Language

 * Ma (cuneiform), a cuneiform sign
 * Ma (Indic), an Indic consonant
 * Ma (Javanese) (ꦩ), a letter in the Javanese script
 * Ma (kana), a Japanese kana
 * Ma (negative space), a Japanese reading of a Sino-Japanese character
 * Ma language, a language spoken in the Democratic Republic of Congo
 * Ma language (Papuan), a language of Papua New Guinea

Mythology

 * Ma (Sumerian mythology), in Sumerian mythology, that from which the "primeval land" was formed
 * Ma (goddess), an Anatolian goddess
 * Ma, a mythohistoric entrepreneur for whom the Malaysian town of Marang, Terengganu was purportedly named

Places

 * Ma River, a river in Vietnam and Laos
 * Ma, Tibet, a village and township in Tibet
 * Morocco (ISO 3166-1 country code)
 * .ma, the Internet country code top-level domain (ccTLD) for Morocco
 * FIPS 10-4 country code of Madagascar
 * Maranhão, a state of Brazil, postal code MA
 * Maluku (province), a province of Indonesia (ISO 3166-2:ID subdivisions)
 * Massachusetts, state abbreviation MA, one of the United States

Chemistry

 * Methyl anthranilate, used as a bird repellent
 * Minor actinides, the actinide elements in used nuclear fuel other than uranium and plutonium
 * Monomethyl aniline, a solvent, chemical intermediate, and gasoline additive
 * Methylammonium (CH3NH3), e.g., in methylammonium lead halides

Health and medicine

 * MA (chemotherapy) is an acronym for Mitoxantrone + standard-dose Ara-C (cytarabine) chemotherapy regimen
 * Marijuana Anonymous, a group recovery program aimed at marijuana addiction
 * Marketing authorisation, an authorisation granted by a regulatory authority to market a new drug
 * Medical assistant, a type of health care worker
 * Metabolic acidosis, a medical condition in which the pH of body is decreased beyond the normal range
 * Metabolic alkalosis, a medical condition in which the pH of body is elevated beyond the normal range
 * Methamphetamine, a psychostimulant

Mathematics

 * MA (complexity), a set of decision problems that can be decided by an Arthur–Merlin protocol
 * Martin's axiom, an axiom in mathematical logic
 * Moving-average model (MA), in statistics

Measurements

 * Mach number (Ma), a measure of speed compared to the speed of sound
 * Megaampere (MA), a multiple of the SI unit of electric current, the ampere
 * Megaannum (Ma), one million years
 * Milliampere (mA), a multiple of the SI unit of electric current, the ampere
 * Myr, Mya, or Ma, meaning "million years ago"

Other uses in science and technology

 * Mechanical advantage (MA), mechanical multiplier of input force
 * Mechanical alloying (MA), a technique to produce alloys
 * Marketing automation (MA), technology designed to automate marketing-related tasks
 * Ma, a type of interface in an IP Multimedia Subsystem
 * Ford MA, a 2002 concept car
 * Nissan MA engine, an automotive engine introduced in 1982

Other uses

 * Ma clique, a group of warlords from 1919 until 1928
 * Martial arts
 * Master-at-arms (United States Navy) (MA), an enlisted rating in the US Navy
 * Metropolitan area
 * Middle Ages, a period of European history
 * Motorcycle accident
 * Motorsport Australia