OMA ko Oma na iya nufin to:   Office for Metropolitan Architecture, m gine gine da Dutch m Rem Koolhaas kafa Oswalds Mill Audio (OMA), wani kamfani ne na rayuwa wanda ke kera lasifika da ƙaho mai ƙarfi OMA (siginar lokaci), tsohon alamar kira na dogon zango na Czech .oma, tsawo don fayilolin da OpenMG Audio ya ɓoye don tsarin ATRAC3 na Sony Open Mobile Alliance, ƙungiya mai ƙima don masana'antar wayar hannu Amplitude modulation modulation, kalmar sadarwa ta gani Ƙungiyar Media ta Waje, ƙungiya mafi ƙanƙanta ta masana'antu da ke wakiltar masana'antar talla ta Ƙasashen waje a Ostiraliya Outlook Mobile Access, shirin imel na wayar hannu ta amfani da Microsoft Exchange Server Analysis Modal Analysis, wani nau'i ne na bincike na zamani wanda ke da niyyar gano kaddarorin salo na tsari bisa bayanan girgiza da aka tattara lokacin da tsarin ke ƙarƙashin yanayin aikinsa.