What does PIRO stand for?

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

We've found a total of 3 definitions for PIRO:

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Predisposition Infection Response And Organ

Medical » Hospitals

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Petroleum Industry Response Organization

Business » Companies & Firms

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Paranormal Investigation And Research Organization

Miscellaneous » Science Fiction

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