Abbreviations that start with the letters: OS (679 entries)

		OS	Left eye (oculus sinister)	Medical » Physiology
		OS	Mouth	Medical » Physiology
		OS	O Sullivan	Community » Famous
		OS	Ocular Sinister	Medical » Physiology
		OS	Oculus Sinister - Left Eye	Medical » Physiology
		OS	Off Screen	Community » Media
		OS	Off-Street parking	Community » Housing
		OS	Oh Starcraft	Miscellaneous » Science Fiction
		OS	Old School	Community » Educational
		OS	Old Shinola	Miscellaneous » Funnies
		OS	Old Skool	Governmental » Military
		OS	OmniSky	Business » Firms
		OS	On Sea	Governmental » Military
		OS	On Service	Governmental » Military
		OS	On Sheet	Business » Accounting
		OS	On Station	Governmental » Military
		OS	On-Orbit Station	Governmental » NASA
		OS	One Size	Miscellaneous » Clothes
		OS	Online Services	Computing » Networking
		OS	Open Server	Computing » Networking
		OS	Open Sockets	Computing » Software
		OS	Open Source	Computing » Software
		OS	Open Source	Computing » General
		OS	Open Street	Business » Stock Exchange
		OS	Open System	Computing » General
BTW, Why won't you become an editor?