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English definition of “appal”

appal

verb [T] (-ll-) (US usually appall)     /əˈpɔːl/ US  /əˈpɑːl/
to make someone have strong feelings of shock or of disapproval: I was appalled at/by the lack of staff in the hospital. The state of the kitchen appalled her.Making people sad, shocked and upset appalled     /əˈpɔːld/ US  /-ˈpɑːld/ adjective an appalled silence/fascinationSurprised
(Definition of appal verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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