Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: pectoral muscle
  1. Either of two large muscles of the chest
    - pectoral, pectoralis, musculus pectoralis, pecs, pec [informal]

Derived forms: pectoral muscles

Type of: skeletal muscle, striated muscle

Part of: chest, pectus, thorax

Encyclopedia: Pectoral muscle