randomness

noun

ran·​dom·​ness ˈran-dəm-nəs 

: the quality or state of being or seeming random (as in lacking or seeming to lack a definite plan, purpose, or pattern)

… the metaphor of a coin flip for randomness remains unquestioned. We use coin tosses to settle disputes and decide outcomes because we believe they are unbiased, with 50-50 odds. Yet recent research into coin flips has discovered that the laws of mechanics determine the outcome of coin tosses …

—David E. Adler

the randomness of life

Examples of randomness in a Sentence

Recent Examples on the Web

Meanwhile, Cook and Mertz’s results have galvanized interest in catalytic computing, with new works exploring connections to randomness and the effects of allowing a few mistakes in resetting the full memory to its original state. —Ben Brubaker, Wired News, 30 Mar. 2025

Of course, out of that randomness, some concreteness happens, some kind of connection happens, and that’s a beautiful thing to watch. —Georg Szalai, HollywoodReporter, 28 Mar. 2025

Complete randomness would be a 9.2 quintillion chance of picking the perfect NCAA bracket. —Ars Technica, 20 Mar. 2025

This randomness prevents attackers from mapping the system, as their efforts quickly become obsolete due to frequent changes. 4. —Amarandhar Kotha, Forbes, 13 Jan. 2025

Word History

First Known Use

1803, in the meaning defined above