acetabulum
Pronunciation:
/ˌæs.ɪˈtæb.jʊl.əm//ˌæs.əˈtæb.jəl.əm/noun
Definitions
The bony cup of the pelvis which receives the head of the femur.
The cavity in which the leg of an insect is inserted at its articulation with the body.
A sucker of the sepia or cuttlefish and related animals.
The large posterior sucker of the leeches.