a deformed twin fetus, separated above and below, but united in the trunk.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
an·a·kat·a·did·y·mus, anacatadidymus (an'ă-kat'ă-did'i-mŭs),
Conjoined twins united in the middle but separated above and below.
Synonym(s): dicephalus dipygus
[G. ana, up, + kata, down, + didymos, twin]
Farlex Partner Medical Dictionary © Farlex 2012
anakatadidymus(an″ă-kat″ă-did′ĭ-mŭs) [ ana- + cata- + didymus]
A congenital anomaly in which twins are separated above and below but joined at the trunk.
Medical Dictionary, © 2009 Farlex and Partners