Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym OSO-2 is...

OSO-2 is

  • Orbiting Solar Observatory 2

OSO-2 is also in:

Acronym Definition Searched: CCI 20468 47997 NYC STS LCE OLFQ LXC AFA SJS PLS BM WGP AUBN WWA