OSB

OSB may stand for:

• Oracle Service Bus, a software component
• Order of Saint Benedict, a monastic order
• Orthodox Study Bible, an Eastern Orthodox study Bible in English, including the Septuagint
• Oregon State Bar
• Oriented strand board, an engineered wood product
• Old Saybrook (Amtrak station), Connecticut, United States; Amtrak station code OSB
• Operation Smiling Buddha, India's first nuclear test
• Orquestra Sinfônica Brasileira, the national Symphony Orchestra of Brazil, based in Theatro Municipal

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