a basin-shaped structure in the skeleton of many vertebrates that is formed by the pelvic girdle and adjoining bones of the spine
pelvises
noun(pel-vis)
the cavity of the pelvis
pelvises
noun(pel-vis)
renal pelvis
pelvises
noun(pel-vis)
a funnel-shaped structure in each kidney that receives urine from the collecting duct for passage into the ureter and that is formed at one end by the expanded upper portion of the ureter and at the other end by the union of two or more calyxes of the kidney