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Medical Term:


Pronunciation: hol'o-a-kar'de-us


A separate, grossly defective twin lacking a heart of its own, its blood supply being dependent on a shunt from the placental circulation of a more nearly normal twin; a placental parasitic twin or omphalosite.

[holo- + G. a- priv. + kardia, heart]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.