Osa ko OSA na iya nufin to:   Jirgin ruwan makami mai linzami na Osa 9K33 Osa (SA-8 Gecko), mai harba makami mai linzami daga saman Soviet M79 Osa, mai harba makamin roka dan Sabiya/Yugoslavia Avia B.122 Osa, jirgin mai koyar da Czech Osa (bindigar hannu) bindiga ta Rasha da ba ta mutu ba Mai nazarin bakan gizo <i id="mwMw">Osa</i> (tsirrai), nau'in halittar monotypic na shuka a cikin dangin Rubiaceae Abun bacci mai hana bacci, matsalar numfashi da ke da alaƙa da bacci inda a cikin ɓangaren toshewar iskar sama ke haifar da raguwar numfashi wanda ke katse baccin al'ada. Osteosarcoma, mummunan neoplasm na kashi Buɗe Gine -ginen Rubutu, don AppleScript Samun Sabis na Sabis, tsarin ma'auni don sadarwar wayar hannu Ayyukan Jima'i ta Kan layi Buɗe Adaftar Tsarin, katin IBM don manyan firam Buɗe tsarin gine -gine, mizanin sadarwa Yawan jujjuyawa Ƙungiyar Masu iyo ta Oceania Ƙungiyar ƙwallon ƙafa ta Ontario Society of Artists na Ontario Hadin gwiwar Open Solutions Alliance Ƙungiyar Tantancewar Umurnin Saint Anne Umurnin Saint Augustine