Aleatory (adjective)

Dependent on chance or luck; having a random outcome.

Origin:

Late 16th century: from latin aleatorius, from alea "a game of chance".

Examples:

1. Many people think that the stock market is aleatory.
2. This kind of music is characterized by its aleatory nature.
3. The outcome of the game was determined by an aleatory element.
4. The process of selection was based on an aleatory factor.
5. This type of art is often viewed as aleatory because the artist never knows how the final product will turn out.