DictionaryarbitraryPersonal whim
adjective

arbitrary

AR-bih-trair-ee/ˈɑːrbɪtreri/

Determined by personal will without binding rules.

The decision is arbitrary: a coin toss determines which application is chosen.

Two identical applications on a desk; decision-maker arbitrarily chooses one by coin toss, no merit difference.
Etymology

Originally connected with a judge's discretion, arbitrary described decisions not governed by fixed law. That contrast developed into the sense of personal choice unchecked by clear reason or rules.

In context

Independent Institute9:43
society where people were invited and encouraged to participate based on their level of skill in relationship to the required tasks right that's that's what we'd want and there are arbitrary barriers
Jordan B. Peterson | The Meaning and Reality of Individual Sovereignty: Q&A (2/2)

More examples

  • The researcher chose an arbitrary starting point.
  • Citizens protested the ruler's arbitrary decrees.
  • The cutoff seems more arbitrary than carefully reasoned.

Forms

arbitrary · more arbitrary · most arbitrary

Similar words

capricious
Emphasizes unpredictable changes of mood or preference.
random
Determined by chance rather than necessarily someone's unbound choice.