Abbreviations that start with the letter: O (7,981 entries)

		O	form O solenoid (actuator Only, no contacts)	Academic & Science » Electronics
		O	New Orleans, Louisiana (mint mark on US coins)	Miscellaneous » Coins
		O	Oakland	Governmental » State & Local
		O	Oasis	Regional
		O	Obedience	Community » Law
		O	Obedient	Community » Law
		O	oben	International » German
		O	Object	Computing » General
		O	Object file ( Unix - Atari - GCC)	Computing » File Extensions
		O	Objectives	Governmental » Military
		O	Obliqueness	Academic & Science » Mathematics
		O	Observation	Medical » Physiology
		O	Observed	Miscellaneous » Food
		O	Obvious	Medical » Hospitals
		O	Occlude	Medical » Physiology
		O	Octant	Academic & Science » Mathematics
		O	October	Miscellaneous » Months Abbreviations
		O	Oddbred	Miscellaneous » Adults
		O	Oddity	Miscellaneous » Funnies
		O	Off	Academic & Science » Electronics
		O	Office	Governmental » FBI Files
		O	Officer	Governmental » Military
		O	Offset	Community » Media
		O	Ohio	Regional
		O	Oldest	Community
BTW, Why won't you become an editor?