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Medical Term:


Pronunciation: su'per-fe-ta'shun

Definition: The presence of two fetuses of different ages, not twins, in the uterus, due to the impregnation of two ova liberated at successive periods of ovulation; an obsolete concept.

Synonym(s): hypercyesis, hypercyesia, multifetation, superimpregnation

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