Popularity Country Term Definition Main Category Subcategory
Worldwide O Oxygen Academic & Science » Chemistry
Worldwide O Oh Academic & Science » Language & Linguistics
Worldwide o octet Academic & Science » Units
Germany O Oberst Governmental » Military
Worldwide O Pyrrolysine Medical » Biochemistry
Worldwide O/o Office of Business » Business Terms
Worldwide O2 Oxygen Academic & Science » Chemistry
Worldwide O2O Online to Offline Business » Business Terms
Worldwide O3b Other 3 billion Business » Companies & Corporations
Oman OAB Oman Arab Bank Business » Companies & Corporations
Worldwide OAS Oracle Application Server Computing » Sofware & Applications
Worldwide OAS Option Adjusted Spread Business » Stock Market
United States OAS Office of Applied Studies Governmental » Census & Statistics
United States OAS Organization of American States Associations & Organizations » Governmental Organizations
Worldwide OAuth Open Authorization Computing » Security
India OBC Other Backward Class Governmental » Census & Statistics
India OBC Oriental Bank of Commerce Business » Banking
Netherlands OBC Over Betuwe College Academic & Science » Universities & Institutions
Worldwide OBD On-Board Diagnostics Technology » Automotive
Worldwide OBD Outbound Dialler Technology » Communication
Worldwide OBD Opposed Blade Damper Academic & Science » Mechanical
Indonesia OBD Obano Airport Transport & Travel » Airport Codes
Worldwide OBD Organic Brain Disease Medical » Diseases & Conditions
United States OC Orange County Regional » Countries
Worldwide OC Original Content Miscellaneous » Chat slang
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