Dic: devastating

• 1: Affairs do have a devastating effect on marriages.
• 2: The diagnosis was devastating. She had cancer.
• 3: a devastating display of galloping and jumping.
• 3: Its advertising is devastatingly successful.

1. ADJ : usu ADJ n | If you describe something as devastating, you are emphasizing that it is very harmful or damaging.
2. ADJ | You can use devastating to emphasize that something is very shocking, upsetting, or terrible.
3. ADJ | You can use devastating to emphasize that something or someone is very impressive.

.... Cobuild