MA

MA is an abbreviation and Ma may be either an abbreviation or a word, each of which may refer to:

in academia:
*Master of Arts (postgraduate) (MA), academic degree
*Master of Arts (Oxbridge and Dublin) (MA), degree given by universities of Oxford, Cambridge and Dublin to their bachelor's graduates
*Master of Arts (Scotland) (MA), academic degree in Scotland
*Marin Academy (MA), high school in San Rafael, California
*Minnehaha Academy (MA), private high school in Minneapolis, Minnesota
*Museums Association (MA), UK

in science and technology:
*.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
*Medical assistant (MA), a type of health care worker
*Methyl anthranilate (MA), a bird repellent
*Milliampere (mA), a unit of electrical current
*Moving average model (MA(q)), statistics
*a set of decision problems (MA) 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

in geography:
*Ma River, river in Asia, running through Vietnam and Laos
*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 abbreviations 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

in myth and culture:
*Ma people, a Vietnamese ethnic group
*Ma (Lion King), a main character in the animated film "Lion King 1½"
*Ma (myth), in Sumerian mythology that from which the "primeval land" was formed
*Ma (surname), a common Chinese family name
*"MA15+", an Australian film and video game classification meaning "Not suitable for under 15s"
*Memory Alpha (MA), a "Star Trek"-oriented wiki
* (MA), a website devoted to heavy metal bands
*Maria (Mª or Ma.), according to Spanish naming customs

in other uses:
*Mother, "Ma" used as a synonym
*Ma (negative space), a word of Japanese origin used in art and design
*Marijuana Anonymous (MA), a group recovery program aimed at marijuana addiction
*Martial arts (MA), only used in combining forms such as "MMA" or "MCMAP"
*Malév Hungarian Airlines (MA), IATA airline designator
*MasterCard, NYSE stock symbol
*Marvelous attack, a term used in StepMania game, it means to get only Marvelous (the highest) rankings for each step.