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Definition arbitrary in British English

arbitrary adjective

adjective
/ˈɑː(r)bɪtrəri/
1

not based on any particular plan, or not done for any particular reason

Example

an arbitrary decision

Example

The selection of the 100 participants was completely arbitrary.

Synonyms and related words
1.1

used about actions that are considered to be unfair

Example

This is a country where arbitrary arrests are commonplace.

Synonyms and related words
Definition arbitrary in British English