1. one of 12 vertebrae in the human vertebral column; thoracic vertebrae extend from the seventh cervical vertebra down to the first lumbar vertebra; [syn: thoracic vertebra, dorsal vertebra]
WordNet (r) 3.0 (2006):
dorsal vertebra
n 1: one of 12 vertebrae in the human vertebral column; thoracic
vertebrae extend from the seventh cervical vertebra down to
the first lumbar vertebra [syn: thoracic vertebra,
dorsal vertebra]