Medical Dictionary
sexually transmitted disease
noun
Medical Definition of SEXUALLY TRANSMITTED DISEASE
: any of various diseases or infections that can be transmitted by direct sexual contact including some (as syphilis, gonorrhea, chlamydia, and genital herpes) chiefly spread by sexual means and others (as hepatitis B and AIDS) often contracted by nonsexual means—called also STD
Seen & Heard
What made you want to look up sexually transmitted disease? Please tell us where you read or heard it (including the quote, if possible).