genus diapensia: type genus of Diapensiaceae
dilleniid dicot genus: genus of more or less advanced dicotyledonous trees and shrubs and herbs
pelvic inflammatory disease: 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