Definition of aghasting in English:

aghasting

noun

rare
  • In early use: †the action of frightening or terrifying (obsolete). Later: the filling of someone with shock or horror.

adjective

rare
  • In early use: †frightening, terrifying, alarming (obsolete). Later: shocking, horrifying.

Origin

Mid 17th century; earliest use found in James Heath (?1629–1664), historian. Originally from agast + -ing. In later use from either aghast or aghast + -ing<br>late 16th century; earliest use found in Thomas Nashe (d. c1601), writer. Originally from agast + -ing. In later use from either aghast or aghast + -ing.

Pronunciation

aghasting

/əˈɡɑːstɪŋ//əˈɡastɪŋ/