Antonyms of adj nonarbitrary

1 sense of nonarbitrary

Sense 1
nonarbitrary (vs. arbitrary), unarbitrary -- (not subject to individual determination)

arbitrary (vs. nonarbitrary) -- (based on or subject to individual discretion or preference or sometimes impulse or caprice; "an arbitrary decision"; "the arbitrary rule of a dictator"; "an arbitrary penalty"; "of arbitrary size and shape"; "an arbitrary choice"; "arbitrary division of the group into halves")
        => absolute -- (not limited by law; "an absolute monarch")
        => capricious, impulsive, whimsical -- (determined by chance or impulse or whim rather than by necessity or reason; "a capricious refusal"; "authoritarian rulers are frequently capricious"; "the victim of whimsical persecutions")
        => discretionary, discretional -- (having or using the ability to act or decide according to your own discretion or judgment; "The commission has discretionary power to award extra funds")

Similarity of adj nonarbitrary

1 sense of nonarbitrary

Sense 1
nonarbitrary (vs. arbitrary), unarbitrary -- (not subject to individual determination)
       => prescribed -- (set down as a rule or guide)