ALL meanings of obturator
ob·tu·rate
O o - noun obturator Either of two muscles covering the outer front part of the pelvis on each side and involved in movements of the thigh and hip. 1
- verb with object obturator to stop up; close. 1
- verb with object obturator Ordnance. to close (a hole or cavity) so as to prevent a flow of gas through it, especially the escape of explosive gas from a gun tube during firing. 1