Ignorance
/ˈɪɡnərəns/
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Definition
(noun) The condition of being uninformed or uneducated; lack of knowledge or information.
Sentence Examples
If you think education is expensive, wait till you see what ignorance costs you.
You should be ashamed of your ignorance.
CEFR Practice Quiz
The speaker argued that ____ of the law is never a valid excuse for breaking it.