1. extremely cruel, violent, or brutal
2. lacking culture, refinement, or education; primitive

Examples

• The barbaric treatment of prisoners shocked the international community.
• Many considered the public execution a barbaric practice.
• The tribe’s barbaric customs seemed strange to the anthropologists.
• His barbaric behavior at the dinner party embarrassed his family.
• The barbaric destruction of ancient artifacts was condemned worldwide.
• She found their barbaric rituals difficult to understand.
• The barbaric conditions in the prison violated human rights.