pelvis n 1: the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates [syn: {pelvis}, {pelvic girdle}, {pelvic arch}, {hip}] 2: a structure shaped like a funnel in the outlet of the kidney into which urine is discharged before passing into the ureter [syn: {pelvis}, {renal pelvis}]
Pelvis \Pel"vis\, n. [L., a basin, laver; cf. Gr. ?, ?, bowl.] 1. (Anat.) The pelvic arch, or the pelvic arch together with the sacrum. See {Pelvic arch}, under {Pelvic}, and {Sacrum}. [1913 Webster] 2. (Zool.) The calyx of a crinoid. [1913 Webster] {Pelvis of the kidney} (Anat.), the basinlike cavity into which the ureter expands as it joins the kidney. [1913 Webster]