noun

ignorance

ignorance, lack of knowledge

His ignorance of the law is not an excuse.

His ignorance of the law is not an excuse.

There is widespread ignorance about the disease.

There is widespread ignorance about the disease.

ignorance of/about ((sth.)) lack of knowledge about (sth.) His ignorance of the subject was obvious.

Synonyms: unawareness, lack of knowledge; Antonyms: knowledge, awareness

From Latin 'ignorare' (to not know), from 'in-' (not) + 'gnarus' (knowing).

Think of 'ignore' + '-ance'. It's the state of ignoring or not knowing facts.

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