OSB definitions

Osb

1) Ocean studies board
Found on https://www.crosswordclues.com/clue/osb

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OSB

One Shot Battery
Found on http://www.tornado-data.com/siteinfo/glossary.htm

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OSB

Ordo Sancti Benedicti Benedictines
Found on http://www.translationdirectory.com/glossaries/glossary135.htm

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OSB

acronym: Ocean Studies Board
Found on https://www.encyclo.co.uk/local/20002

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