tailbone
US /ˈteɪl.boʊn/
UK /ˈteɪl.boʊn/

1.
tulang ekor
a small bone at the base of the spine, formed of fused vertebrae
:
•
She fell and bruised her tailbone.
Dia jatuh dan memar tulang ekornya.
•
The doctor examined his tailbone after the accident.
Dokter memeriksa tulang ekornya setelah kecelakaan itu.