'unpredictable' definitions:
Definition of 'unpredictable'
From: WordNet
adjective
Not capable of being foretold [ant: predictable]
adjective
Unknown in advance; "an unpredictable (or indeterminable) future"
adjective
Not occurring at expected times [syn: irregular, unpredictable]
Synonyms of 'unpredictable'
From: Moby Thesaurus
- accidental,
- adrift,
- adventitious,
- afloat,
- agnostic,
- aleatory,
- alternating,
- ambiguous,
- amorphous,
- capricious,
- casual,
- causeless,
- chance,
- chancy,
- changeable,
- changeful,
- contingent,
- coquettish,
- destinal,
- desultory,
- deviable,
- dicey,
- dizzy,
- doubtful,
- doubting,
- dubious,
- eccentric,
- equivocal,
- erratic,
- extraordinary,
- faddish,
- fast and loose,
- fatal,
- fatidic,
- fickle,
- fitful,
- flickering,
- flighty,
- flirtatious,
- flitting,
- fluctuant,
- fluctuating,
- fluky,
- fortuitous,
- freakish,
- giddy,
- hesitant,
- hesitating,
- iffy,
- impetuous,
- improbable,
- impulsive,
- incalculable,
- incidental,
- inconsistent,
- inconstant,
- indecisive,
- indemonstrable,
- indeterminate,
- infirm,
- insecure,
- irregular,
- irresolute,
- irresponsible,
- light,
- mazy,
- mercurial,
- moody,
- more than expected,
- out-of-the-way,
- past expectation,
- polysemous,
- quicksilver,
- rambling,
- restless,
- risky,
- rocky,
- roving,
- scatterbrained,
- shaky,
- shapeless,
- shifting,
- shifty,
- shuffling,
- skeptical,
- skittish,
- spasmodic,
- spineless,
- sudden,
- tottery,
- touch-and-go,
- toying,
- treacherous,
- unaccountable,
- unannounced,
- unanticipated,
- uncaused,
- uncertain,
- unconfirmable,
- uncontrolled,
- unconvinced,
- undependable,
- undetermined,
- undisciplined,
- undivinable,
- undivined,
- unexpected,
- unfixed,
- unforeseeable,
- unforeseen,
- unguessed,
- unhealthy,
- unheralded,
- unhoped for,
- unlooked-for,
- unpersuaded,
- unpredicted,
- unprepared for,
- unprovable,
- unreliable,
- unrestrained,
- unsafe,
- unsettled,
- unsound,
- unstable,
- unstable as water,
- unstaid,
- unsteadfast,
- unsteady,
- unsure,
- untrustworthy,
- unverifiable,
- vacillating,
- vagrant,
- variable,
- versatile,
- vicissitudinary,
- vicissitudinous,
- volatile,
- wandering,
- wanton,
- wavering,
- wavery,
- wavy,
- wayward,
- whimsical,
- wishy-washy,
- without warning