noun
- the small triangular bone at the bottom of the spine in humans; plural of tailbone
Usage: anatomical term
Examples
- The doctor explained that tailbones can be injured from falls.
- Both patients had fractured their tailbones in separate accidents.
- Sitting for long periods can put pressure on tailbones.
- The X-rays showed that their tailbones were healing properly.
- Cushioned seats help protect tailbones during long car rides.
- Physical therapy helped strengthen the muscles around their tailbones.