What does A.C. stand for?

What does A.C. mean?

AC	Additional Charge Business » Accounting
AC	All Current Business » Accounting
AC	Alternating Current Miscellaneous » Aircraft
AC	Alternating Current Academic & Science » Architecture
AC	Align Centre Computing » Assembly
AC	Alternate Character Computing » Assembly
AC	Ascendant Cusp Academic & Science » Astronomy
AC	Active Coronae Academic & Science » Astronomy
AC	Companion of the Order of Australia Regional » Australian
AC	anterior chamber Medical » British Medicine
AC	anterior commissure Medical » British Medicine
AC	ante cibum–before meals Medical » British Medicine
AC	ammonium chloride Medical » British Medicine
AC	alveolar crest Medical » British Medicine
AC	ambulatory care Medical » British Medicine
AC	allyl chloride Medical » British Medicine
AC	alcoholic cirrhosis Medical » British Medicine
AC	air conductioned Medical » British Medicine
AC	adherent cell Medical » British Medicine
AC	adenylate cyclase Medical » British Medicine
AC	adrenal cortex Medical » British Medicine
AC	acute cholecystitis Medical » British Medicine
AC	activated charcoal Medical » British Medicine
AC	acupuncture Medical » British Medicine
AC	acute care Medical » British Medicine