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epi·car·dia -'kärd-ē-ə n the short part of the esophagus extending from the diaphragm to the stomach
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n.
the part of the oesophagus, about 2 cm long, that extends from the level of the diaphragm to the stomach.
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epi·car·dia (ep″ĭ-kahrґde-ə) 1. plural of epicardium. 2. pars abdominalis oesophagi.Medical dictionary. 2011.