pectoral

/ˈpɛktərəl/

/pɛkˈtɔrəl/

Other forms: pectorals; pectorally

Definitions of pectoral

1. adjective

   of or relating to the chest or thorax
   “pectoral organ”

   synonyms: thoracic
2. noun

   either of two large muscles of the chest
   synonyms: musculus pectoralis, pecs, pectoral muscle, pectoralis

   types:

   greater pectoral muscle, musculus pectoralis major, pectoralis major

   a skeletal muscle that adducts and rotates the arm

   musculus pectoralis minor, pectoralis minor, smaller pectoral muscle

   a skeletal muscle that draws down the scapula or raises the ribs

   type of:

   skeletal muscle, striated muscle

   a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
3. noun

   an adornment worn on the chest or breast
   synonyms: pectoral medallion

   type of:

   adornment

   a decoration of color or interest that is added to relieve plainness