動詞 decerebrate:

1. remove the cerebrum from (a human body)

de.cer.e.brate

v.tr.（及物動詞）
de.cer.e.brat.ed,de.cer.e.brat.ing,de.cer.e.brates
To eliminate cerebral brain function in (an animal) by removing the cerebrum, cutting across the brain stem, or severing certain arteries in the brain stem, as for purposes of experimentation.
切除大腦：為了實驗等目的，通過切除大腦、切斷腦干或腦干里的某些動脈來去掉（動物）的大腦功能
adj.（形容詞）

Deprived of cerebral function, as by having the cerebrum removed.
喪失大腦功能的：如通過切除大腦，沒有了腦功能的
Resulting from or as if from decerebration:
切腦引起的：
例句：
decerebrate rigidity; decerebrate movements.
去腦后的僵化；去腦后的行動

Lacking intelligence or reason.
缺乏智力或理智的
n.（名詞）

A decerebrate animal or person.
切除大腦的動物或人

【引伸】
decer.ebra.tion
n.（名詞）