Pelvis

**Semantic type:** Body Location or Region

**Definition:** The bony, basin-shaped structure formed by the hipbones and the base of the backbone supporting the lower limbs in humans.

**Synonyms:** - BODY CAVITY, PELVIC - PELVIS - Pelvic - Pelvic Cavity - Pelvic Region - Pelvis, NOS - lesser pelvis - pelvic - pelvic region - pelvic region of trunk - pelvis - pelvis - pelvis region - true pelvis