pericardiophrenic artery
noun
peri·car·dio·phren·ic artery
| \ ˌper-ə-ˌkärd-ē-ə-ˈfren-ik-
\
\
Medical Definition of pericardiophrenic artery
: a branch of the internal mammary artery that descends through the thorax accompanying the phrenic nerve between the pleura and the pericardium to the diaphragm