The Collaborative International Dictionary
Anencephalous
Anencephalic \An*en`ce*phal"ic\, Anencephalous
\An`en*ceph"a*lous\, a. [Gr. ?, priv. + ? the brain: cf.
Encephalon.] (Zo["o]l.)
Without a brain; brainless.
--Todd & B.
Wiktionary
anencephalous
a. (context biology English) Without a brain.
WordNet
anencephalous
adj. characterized by partial or total absence of a brain [syn: anencephalic]