The Collaborative International Dictionary
Pelvic \Pel"vic\, a. Of, pertaining to, or in the region of, the pelvis; as, pelvic cellulitis.
Pelvic arch, or Pelvic girdle (Anat.), the two or more bony or cartilaginous pieces of the vertebrate skeleton to which the hind limbs are articulated. When fully ossified, the arch usually consists of three principal bones on each side, the ilium, ischium, and pubis, which are often closely united in the adult, forming the innominate bone. See Innominate bone, under Innominate.
Wiktionary
n. The pelvis.
WordNet
n. 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, hip]
Usage examples of "pelvic arch".
Pat's condition was excellent, and, if she was heavy, she was a fair-sized girl with a good pelvic arch, and a big baby was not unlikely.
She must have had a pelvic arch of whalebone, for she had big children one after the other.
Alys must be blessed with an unusually wide pelvic arch, or she'd never have made it though this nightmare night alive.
Two centuries of genetic engineering had wrought changes in the skull and pelvic arch, changes modeled on the human form, as it was the easiest to duplicate.
Alys must be blessed with an unusually wide pelvic arch, or she’.
She gasped for air and kept going, despite the dull ache in her pelvic arch, dog-trotting when she must, reeling in the G surges.
Her blade flashed upward, under a knife stroke that just split the skin along her collarbone, to go in just over the pelvic arch.