pes·sa·ry /ˈpesəri/ noun (plural pessaries) [countableC] 1. SYa small block of medicine which a woman puts into her vagina in order to cure an infection or to stop herself becoming pregnant 〔治疗感染或避孕的〕阴道栓(剂)
2. SYan instrument put into a woman’s vagina to support her womb 子宫托