amyelencephaly

amyelencephaly

A rarely used term for the absence of the brain and spinal cord; such a malformation is improbable, except in an amorphous foetus.

amyelencephaly

(ā″mī″ĕl-ĕn-sef′ā′lē) [ a- + myel- + encephalon, brain]

Congenital absence of the brain and spinal cord.