What is the Full Form of STD ?

STD - Sexually Transmitted Disease

Sexually transmitted diseases are illnesses caused in the body of humans due to the sexual interaction between two or more persons. Some of the reasons for this disease could be oral sex, anal sex or even vaginal intercourse.
Some of the most common Sexually Transmitted Diseases (STD) are :-

• Gonorrhea
• Hepatitis, Viral
• Genital herpes
• Bacterial Vaginosis (BV)
• Chlamydia
• HIV/AIDS and more

  
STD - Subscriber Trunk Dialing

Subscriber Trunk Dialing are the Long distance dialing outside a particular area or boundary, that does not require operator intervention. You need to have an STD code of a particular area in which you want to call. sexually transmitted infections (STI) and venereal diseases (VD).