OMA

OMA or Oma may refer to:

• Office for Metropolitan Architecture, architecture firm founded by Dutch architect Rem Koolhaas
• Oswalds Mill Audio (OMA), a lifestyle company manufacturing horn loudspeakers and high end audio equipment
• Orchard Mead Academy (OMA), an academy in Leicestershire UK

• OMA (time signal), a former Czech longwave call sign
• .oma, extension for files encrypted by OpenMG Audio for Sony's ATRAC3 format
• Open Mobile Alliance, a standards body for the mobile phone industry
• Optical modulation amplitude, an optical communication term
• Outdoor Media Association, the peak industry body representing the Out-of-Home advertising industry in Australia
• Outlook Mobile Access, a mobile phone email program using Microsoft Exchange Server

• Operational Modal Analysis, a form of modal analysis which aims at identifying the modal properties of a structure based on vibration data collected when the structure is under its operating conditions

• OMA Awards, awards created by MTV

• Oma Ichimura (born 1977), Japanese voice actor
• Oma Irama Penasaran, an Indonesian film released in 1976
• Oma Marilyn Anona (born 1986), Nigerian multi-media personality
• One Man Army (band), a California punk rock band formed in 1996
• Only Men Aloud!, young Welsh male voice choir

• Oma Desala, a character in the television series Stargate SG-1
• Ōma Kurogane (黒鉄 王馬, Kurogane Ōma), a character in Japanese light novel series Chivalry of a Failed Knight
• Kokichi Ōma (王馬 小吉, Ōma Kokichi), a character in the video game Danganronpa V3: Killing Harmony
• Shu Ouma (桜満 集, Ōma Shū), a character and protagonist in the Japanese anime television series Guilty Crown
• Ohma Tokita (十鬼蛇 王馬, Tokita Ōma), a character and main protagonist from the Japanese manga series Kengan Ashura
• Ohma Zi-O (オーマジオウ, Ōma Jiō), alternately spelled Oma Zi-O, a character and the main antagonist of the 29th season of the Kamen Rider Series, Kamen Rider Zi-O

• Ontario Medical Association, a professional organization for physicians in Ontario, Canada
• Opsoclonus Myoclonus Ataxia, a neurological disorder also known as Opsoclonus myoclonus syndrome
• Otitis media acuta, an acute infection of the middle ear

• Ōma, a town in Aomori Prefecture, Japan
• Oma, Mississippi, an unincorporated community in Lawrence County
• Ōma Nuclear Power Plant, in Japan
• Oma, Russia, a village in Nenets Autonomous Okrug
• Oma River, Nenets Autonomous Okrug, Russia
• Oma, Wisconsin, a town in Iron County
• Oman, IOC country code OMA

• Eppley Airfield, northeast Omaha, Nebraska, by IATA airport code
• Grupo Aeroportuario Centro Norte, a Mexican airport operating company, by Mexican stock market ticker symbol
• Omaha (Amtrak station), station code
• ICAO designator for Oman Air, an Omani airline

• Cyclone Oma, impacted Vanuatu, New Caledonia and the Solomon Islands in 2019
• Object Management Architecture, a vision for the component software environment
• Office of Multicultural Affairs, an Australian Government agency from 1987 to 1996
• Oklahoma Military Academy, from 1919 to 1982, the former name of Rogers State University in Claremore, Oklahoma
• Olympic Moustakbel d’Arzew, an Algerian football team
• Open Mashup Alliance, an industry group for enterprise mashups
• Orlando Museum of Art, an art museum in Orlando, Florida
• Orthologous MAtrix, a database of orthologous genes across multiple species
• Orderly marketing arrangement, a quantitative trade barrier