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English definition of “appall”

appall

verb [T]  /əˈpɔl/ us  
to cause someone to be extremely upset or shocked: I was appalled by the condition of our facilities, especially the dirty locker room.
appalling
adjective  /əˈpɔ·lɪŋ/ us  
I was dismayed by the President's appalling economic record.
(Definition of appall from the Cambridge Academic Content Dictionary © Cambridge University Press)
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