1. relating to the chest or breast
Usage: medical; anatomical

1. a chest muscle, especially the pectoralis major
Usage: anatomy; fitness
2. an ornamental breastplate or chest decoration worn by high-ranking officials
Usage: formal; ceremonial

Examples

• The doctor examined his pectoral muscles after the injury.
• She felt pain in her pectoral region after the workout.
• He developed strong pectorals from doing push-ups daily.
• The bishop wore an ornate pectoral cross during the ceremony.
• Pectoral fins help fish steer and brake while swimming.
• The athlete focused on building his pectorals at the gym.