Meaning Of The Word OAO
What's the definition of OAO? Find OAO meanings, definitions and more at the Real Dictionary online.
OAO Meaning
| OAO Definition |
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What's The Definition Of OAO?
OAO in American English
abbreviation: Orbiting Astronomical Observatory: one of a series of scientific satellites that studied astronomical phenomena at ultraviolet and x-ray wavelengths |
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