Definition of aghast in English:

aghast

Line breaks: aghast
Pronunciation: /əˈɡɑːst
 
/

adjective

[predicative]
Filled with horror or shock: she winced, aghast at his cruelty
More example sentences
  • One woman, who moved to the area in the summer of 2003, was aghast at the horror in her own backyard.
  • I am aghast with horror that at this late stage in the day, we are still having to have this argument.
  • Like so many of your correspondents I too am appalled, aghast and ashamed.
Synonyms

Origin

late Middle English: past participle of the obsolete verb agast, gast 'frighten', from Old English gǣsten. The spelling with gh (originally Scots) became general by about 1700, probably influenced by ghost; compare with ghastly.

Definition of aghast in:

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Pronunciation: ˈflɪp(ə)nt
adjective
not showing a serious or respectful attitude