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OSD

1.
Office of the Secretary of Defense.

O.S.D.

1.
Order of St. Dominic (Dominican).
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for OSD

OSD

abbreviation
1.
Order of Saint Dominic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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