MA

Look up -ma, Ma, ma, or ma- in Wiktionary, the free dictionary.

MA or Ma or mA may refer to:

In academia

Master's degree, an advanced academic degree
Master of Arts (MA), a degree at the English-speaking universities; someone admitted to this degree
- Master of Arts (Oxbridge and Dublin)
- Master of Arts (Scotland)
Marin Academy (MA), a high school in San Rafael, California
Minnehaha Academy (MA), a private high school in Minneapolis, Minnesota
Museums Association (MA), UK

Ma River, river in Asia, running through Vietnam and Laos
Ma, Tibet, a village and township in China
Madagascar (MA), FIPS 10-4 country code
Maranhão (BR-MA), part of the ISO 3166-2:BR geocode for the Brazilian state
Massachusetts (MA), United States postal abbreviation for the state
Meshwesh (Ma), an ancient Libyan (i.e., Berber) tribe from Cyrenaica
Metropolitan area (MA), a qualifying term, e.g. "Tokyo MA"
Morocco (MA), ISO 3166 country code
Ma, the mythohistoric entrepreneur for whom, tradition holds, Marang, Terengganu was denoted

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

.ma, the Internet country code top-level domain (ccTLD) for Morocco
Mach number (Ma), a measure of speed compared to the speed of sound
Megaannum (Ma), one million (1,000,000) years
Mechanical advantage (MA), mechanical multiplier of input force
Mechanical alloying (MA), a technique to produce alloys
Methyl anthranilate (MA), a bird repellent
Milliampere (mA), and Mega-ampere or Megampere (MA), multiples of Ampere, a unit of electric current
Moving-average model, (MA(q)), statistics
MA (complexity), a set of decision problems that can be decided by an Arthur–Merlin protocol
Martin's axiom, an axiom in mathematical logic
a type of interface (Ma), in an IP Multimedia Subsystem
Minor actinides (MA), the actinide elements in used nuclear fuel other than uranium and plutonium
Monomethyl aniline, a solvent, chemical intermediate, and gasoline additive

"MA15+", an Australian film and video game classification meaning "Not suitable for under 15s"
"Mature audience" is a U.S. television rating system category abbreviated as TV-MA
Encyclopaedia Metallum: The Metal Archives (MA), a website devoted to heavy metal bands
Ma (Anjan Dutt album), 1998
Ma (Rare Earth album), 1973
Ma (negative space), a word of Japanese origin used in art and design
Massive Attack, a British trip hop band
Memory Alpha (MA), a Star Trek-oriented wiki
Miss America, a beauty pageant, also the title itself