na-adjective
unrecognized; lack of recognition
Describes a state where something is not acknowledged, identified, or given due credit. Often used in formal or technical contexts.
彼の貢献は長い間無認識のままだった。
His contributions remained unrecognized for a long time.
この問題は社会から無認識にされている。
This issue is being ignored by society.
Compound of 無 (mu, 'without') and 認識 (ninshiki, 'recognition'). The exact historical derivation is uncertain, but the word follows a common pattern of forming abstract nouns and adjectival nouns with 無-.