pessarypes‧sa‧ry /ˈpesəri/ noun (plural pessaries) [countable] 
1a small block of medicine which a woman puts into her vagina in order to cure an infection or to stop herself becoming pregnant2an instrument put into a woman’s vagina to support her womb
1a small block of medicine which a woman puts into her vagina in order to cure an infection or to stop herself becoming pregnant2an instrument put into a woman’s vagina to support her womb