An intellectual — a person well-informed in academic or cultural matters who often comments on social issues.
彼は著名な知識人としてメディアで頻繁に意見を述べる。
He frequently expresses his opinions in the media as a well-known intellectual.
知識人としての責任を自覚する必要がある。
There is a need to be aware of one's responsibilities as an intellectual.
戦後の知識人たちは社会の再建に重要な役割を果たした。
Postwar intellectuals played an important role in rebuilding society.