The doctrine that nothing can really be known, because nothing exists.

【哲】虚无论。

Nothingness.

虚无。

Political or social and all authorities and holds that in the interests of progress all present social institutions should be destroyed.

虚无主义。

Program of a 19th-cent. Russian political party seeking to destroy existing institutions through terrorism and assassination.

(19世纪俄国的)恐怖虚无主义。

Violent revolution; anarchism.

激烈的革命运动；无政府主义。

Rejection of traditional beliefs in religion and morals.

对宗教与道德信仰的拒斥。