derencephaly

[ dĕr′ĕn-sĕf′ə-lē ]

n.

A malformation in which the skull bones are underdeveloped and the cervical vertebrae are bifurcated, with a rudimentary brain usually resting in the cleft.

Nearby words

deregulation,
dereism,
derek,
derelict,
dereliction,
derepress,
derepression,
derequisition,
derestrict,
dergue