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trans·mu·ral .tran(t)s-'myu̇r-əl, .tranz- adj passing or administered through an anatomical wall <\transmural stimulation of the ileum> also involving the whole thickness of a wall <\transmural myocardial infarction>
trans·mu·ral·ly -ē adv
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trans·mu·ral (trans-muґrəl) [trans- + mural] through the wall of an organ; extending through or affecting the entire thickness of the wall of an organ or cavity.Medical dictionary. 2011.