What does S.P. stand for?

What does S.P. mean?

SP	Single Precision Governmental » NASA
SP	Single Premium Business » General
SP	Single Processor Computing » Hardware
SP	Singular Perturbation Academic & Science » Physics
SP	Skating Professional Business » Positions
SP	Skill Points Community » Sports
SP	Skills Practice Community » Educational
SP	Sleek Puterized Miscellaneous » Unclassified
SP	Sleep Paralysis Medical » Physiology
SP	Slimy Poo Miscellaneous » Unclassified
SP	slow potential Medical » British Medicine
SP	Smart Pointer Computing » Software
SP	Smart Price Miscellaneous » Unclassified
SP	Smashing Pumpkins Community » Music
SP	Smokin Pot Miscellaneous » Unclassified
SP	Sneaky Pete Miscellaneous » Names and Nicknames
SP	social phobia Medical » British Medicine
SP	Social Planning Community
SP	Social Points Internet » Chat
SP	SOCIALIST PARTY Governmental » Politics
SP	Societas Philosophiae Miscellaneous » Unclassified
SP	sodium pentobarbital Medical » British Medicine
SP	soft palate Medical » British Medicine
SP	Soil Properties Academic & Science » Botany
SP	Soiled Panties Medical » Hospitals