Thoracic/θɔːˈræsɪk/ Definition 1 of 2Pro Tip 1/3Technical Term Used in medical or biological contexts, not in everyday conversation. The thoracic vertebrae are part of your spine. Pro Tip 2/3Human Anatomy Refers specifically to the chest area, so don't confuse with abdominal or pelvic regions. Thoracic muscles are important for breathing. Pro Tip 3/3Medical Context Often seen in health-related topics like injuries, surgeries, or diseases affecting the chest. Thoracic oncology deals with cancers of the chest.