What does STD stand for?

What does STD mean?

STD	Soft Touch Denial Internet » Chat
STD	Security Tools Distribution Computing » Software
STD	Sexually Transmitted Disease Community
STD	Software Tool and Die Business » Firms
STD	Short Term Debt Business » Mortgage
STD	Shuttle Test Director Governmental » NASA
STD	Doctor of Sacred Theology Academic & Science » Academic Degrees
STD	Short Tiny Dancers Community » Performing Arts
STD	Short-Term Depression Medical » Physiology
STD	Short-Term Disability Business » General
STD	ST-segment depression Medical » British Medicine