nonexistence

Everything had to always be as it is, Parmenides reasoned, because nothing could come to be out of nothing — nonexistence could not produce existence, because there is no such thing as nonexistence, by definition of existence.

However, directly proving its nonexistence was too difficult.

Attempting to prove the nonexistence of God can be entertaining.

Betwixt unity and number there can be no medium; no more than betwixt existence and nonexistence.

A medical examination in 1883 revealed the nonexistence of piles and the presence of hernia.

Another difficulty is the question of the existence or nonexistence of the western towers.

The world has too long been imposed upon by ridiculous attempts to vilify atheists, and show their nonexistence.

That the happiness of the saints, during the intermediate term, is no other than a sleep without dreams—a temporary nonexistence!