pelvis

 
Pronunciation: /ˈpɛlvɪs/

noun (plural pelvises or pelves /-viːz/)

  • 1the large bony frame near the base of the spine to which the hindlimbs or legs are attached in humans and many other vertebrates.
  • the part of the abdomen including or enclosed by the pelvis.
  • 2 (also renal pelvis) the broadened top part of the ureter into which the kidney tubules drain.

Origin:

early 17th century: from Latin, literally 'basin'