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Acronyms that contain the term o-

What does o- mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: o-.

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O&R, O&S, O'er, O+, O+I, O->, O-CONUS, O-Day, O-EA, O-M

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What does o- mean?

A blood type that has no antigens. It lacks the A, B and Rh factors on the blood cells. It is the universal donor for blood and can give blood to any blood type, but can only receive O- blood.

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"o-." Abbreviations.com. STANDS4 LLC, 2018. Web. 22 Feb. 2018. <https://www.abbreviations.com/o->.