Added 10 October 2026 pid noun Categories: Describing WordsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about pid at Wordnik → Where our words come from → 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. Related Words: aippsacignestfoxholedipdpiltdiapidpnid Back to today's word