1. Protrusion of the umbilicus. SYN: exumbilication (1). 2. SYN: umbilical hernia. 3. SYN: omphalocele. [G. ex, out, + omphalos, umbilicus]
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n.
an umbilical hernia.
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ex·om·pha·los (ek-somґfə-los) [ex- + Gr. omphalos navel] umbilical hernia.Medical dictionary. 2011.