Acronyms, Abbreviations, and Initialisms.
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The meaning of the Acronym OSAS is...

OSAS is

Once Saved Always Saved
Obstructive Sleep Apnea Syndrome
Ongoing Support For Asian Students
Office Of Student Academic Services
Office Of Substance Abuse Studies
Onsite Solutions Application Server

More Meanings For OSAS:

Open Systems Accounting Software
Once Saved Always Saved
Obstructive Sleep Apnea Syndrome
Ongoing Support For Asian Students
Office Of Student Academic Services
Office Of Substance Abuse Studies
Onsite Solutions Application Server

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