無腦的
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.
anencephalous adj : characterized by partial or total absence of a brain [syn: {anencephalic}]