dextrocardia /ˌdɛkstɹəˈkɑː(ɹ)diə/ noun1 •A congenital abnormality in which the heart is transposed to the right side of the chest.The term "pure dextrocardia" is used here to signify those cases of dextrocardia in which the liver and spleen are normally placed. — 1917 formsdextrocardias