lacking knowledge or information about something; not educated or aware about a particular topic.
From the prefix 'un-' (not) + 'informed' (from Latin 'informare', to shape or instruct). This is a straightforward negation that became common in English by the 17th century.
Being uninformed is temporary and fixable, but acting uninformed by refusing to learn is a choice—the internet age means 'I didn't know' is less of an excuse than ever.
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