SINCE 1828
pericardial friction rub
noun
pericardial fric·tion rub
| \ -ˈfrik-shən-ˌrəb
\
\
Medical Definition of pericardial friction rub
: the auscultatory sound produced by the rubbing together of inflamed pericardial membranes in pericarditis
— called also pericardial rub
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