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: OSE DSM RIWF SEQ ESS WUWG DIKU OD IEC 16017 BG 75354 MT 28382 DMDAOC