|  | 
Definition of PID
1. Noun. Inflammation of the female pelvic organs (especially the Fallopian tubes) caused by infection by any of several microorganisms (chiefly gonococci and chlamydia); symptoms are abdominal pain and fever and foul-smelling vaginal discharge. 
Medical Definition of PID
1. See: pelvic inflammatory disease, prolapsed intervertebral disc. (12 Mar 2000)



