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1. Either of two large muscles of the chest
   - pectoral muscle, pectoralis, musculus pectoralis, pecs
    
2. An adornment worn on the chest or breast
   - pectoral medallion

1. Of or relating to the chest or thorax
   "pectoral organ"
   - thoracic

Derived forms: pectorals

See also: chest

Type of: adornment, skeletal muscle, striated muscle

Part of: chest, pectus, thorax

Encyclopedia: Pectoral