plural vertebrae /-ˌbreɪ/ /ˈvɚtəˌbreɪ/ or vertebras plural vertebrae /-ˌbreɪ/ /ˈvɚtəˌbreɪ/ or vertebras Learner's definition of VERTEBRA
[count] technical
: one of the small bones that are linked together to form the backbone椎骨；脊柱 — see picture at human
— vertebral
/ˈvɚtəbrəl/ adjective, always used before a noun