Definition of Sexually transmitted infection
Sexually transmitted infection: An infection that can be transferred from one person to another through sexual contact. In this context, sexual contact is more than just sexual intercourse (vaginal and anal) and also includes kissing, oral-genital contact, and the use of sexual "toys," such as vibrators.
Examples of some of the sexually transmitted infections (STIs) are:
Last Editorial Review: 9/28/2012
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?