What does A.B. stand for?

What does A.B. mean?

AB	Automatic Behavior Medical » Physiology
AB	Amplifier Board Academic & Science » Electronics
AB	Apache Bench Computing » Software
AB	All Battle Governmental » Military
AB	Cannon Express, Inc. Business » AMEX Symbols
AB	After Brady Community » Media
AB	Advanced Bond Miscellaneous » Plastics
AB	Amtsbeschreibung International » German
AB	Asymmetric Balance Academic & Science » Ocean Science
AB	Application Bridge Computing » Software
AB	Above and Beside Community » Law
AB	Amazingly Blessed Community » Religion
AB	Always Blur Computing » Assembly
AB	Amphenol- Borg Governmental » Suppliers
AB	Aktiebolag (Swedish, =Stock company) Business » Stock Exchange
AB	Akron Barberton Cluster Railway Company Regional » Railroads
AB	Arjen Bot Internet
AB	Angela Brant Community » Famous
AB	Americo Bartholomew Community » Famous
AB	Ars Bachelor Academic & Science » Academic Degrees
AB	Ajduckiewicz Bar Miscellaneous
AB	Airframe Bulkhead Governmental » Transportation
AB	Ash Beige Miscellaneous » Colors
AB	Absolute Belligerence Governmental » Police
A.B.	Artium Baccalaureaus Academic & Science » Academic Degrees