Arbitrary

Quick meaning: Arbitrary is an adjective meaning (usually of a decision) Based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random.

Meaning

(usually of a decision) Based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random.

More Meanings

1. Determined by impulse rather than reason; often connoting heavy-handedness.
2. (mathematics) Any, out of all that are possible.
3. Determined by independent arbiter.
4. (linguistics) Not representative or symbolic; not iconic.
5. Anything arbitrary, such as an arithmetical value or a fee.

Example Sentences

The equation is true for an arbitrary value of x.

Benjamin Franklin's designation of "positive" and "negative" to different charges was arbitrary.

The bromide conforms to everything sanctioned by the majority, and may be depended upon to be trite, banal, and arbitrary.

The decision to use 18 years as the legal age of adulthood was arbitrary, as both age 17 and 19 were reasonable alternatives.

Word Forms

• arbitraries

Synonyms for arbitrary

Depending on context, synonyms include capricious, whimsical, impulsive, discretional, discretionary, absolute.

Antonyms for arbitrary

Common opposites include nonarbitrary, unarbitrary.

Related Words

Related dictionary entries include discretionary, discretional, impulsive, capricious, absolute, whimsical.

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