ig ‧ no ‧ rance AC /ˈɪɡnərəns/ BrE AmE noun [uncountable]
[ Word Family: noun : ↑ ignorance ; adverb : ↑ ignorantly ; adjective : ↑ ignorant ]
1 . lack of knowledge or information about something:
Excuse my ignorance, but how does it actually work?
ignorance of
our ignorance of the true situation
in ignorance
I would have remained in ignorance if Shaun hadn’t mentioned it.
ignorance about
public fear and ignorance about AIDS
2 . ignorance is bliss used to say that if you do not know about a problem, you cannot worry about it