noun (n)

• the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates(noun.body)

  Synonym:
  hip, pelvic arch, pelvic girdle
  

  source: wordnet30
• a structure shaped like a funnel in the outlet of the kidney into which urine is discharged before passing into the ureter(noun.body)

  Synonym:
  renal pelvis
  

  source: wordnet30
• The pelvic arch, or the pelvic arch together with the sacrum. See Pelvic arch, under Pelvic, and Sacrum.(noun)

  source: webster1913