OAS

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Collins

World English Dictionary

OAS

—*abbreviation for*
1.	Organization of American States
2.	Organisation de l'armée secrète; an organization of European settlers in Algeria who opposed Algerian independence by acts of terrorism (1961--63)

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage

Abbreviations & Acronyms

OAS
Organization of American States

The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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