insane
UK/ɪnˈseɪn/US/in'sein/
IELTSTOEFLGREB1
Definitions
adj.
Severely mentally ill; utterly mad; extremely foolish or unreasonable.
精神失常的，疯狂的；极其荒唐的
Root Breakdown
Root-derivedinnot, opposite of
+
sanestem
=insane
Common Collocations
- 1.insane asylum精神病院
- 2.insane person精神失常的人
- 3.[absolutely] insane[完全]疯狂的
Example Sentences
- 1.
The insane behavior of the suspect indicated severe mental illness.
- 2.
The insane prices at this luxury store are absolutely ridiculous.