骨こつ盤ばん底ていMeanings1nounpelvic flooranatomyAnatomical term for the muscular base of the pelvis. Used in medical and health contexts.骨こつ盤ばん底てい筋きんを鍛きたえると、尿にょう漏もれの予よ防ぼうになる。Strengthening the pelvic floor muscles helps prevent urinary incontinence.