English adjective: uncertain | |||
1. | uncertain lacking or indicating lack of confidence or assurance | ||
Samples | Uncertain of his convictions. Unsure of himself and his future. Moving with uncertain (or unsure) steps. An uncertain smile. Touched the ornaments with uncertain fingers. | ||
Synonyms | incertain, unsure | ||
Similar | ambivalent, doubtful, dubious, groping | ||
Attribute | assurance, authority, certainty, confidence, self-assurance, self-confidence, sureness | ||
Antonyms | sure, certain | ||
2. | uncertain not established beyond doubt; still undecided or unknown | ||
Samples | An uncertain future. A manuscript of uncertain origin. Plans are still uncertain. Changes of great if uncertain consequences. Without further evidence his story must remain uncertain. | ||
Similar | indefinite, up in the air | ||
See also | indeterminate, undetermined | ||
Attribute | certainty, foregone conclusion, sure thing | ||
Antonyms | certain | ||
3. | uncertain not established or confirmed | ||
Samples | His doom is as yet unsealed. | ||
Synonyms | unsealed | ||
Antonyms | sealed, certain | ||
4. | uncertain not certain to occur; not inevitable | ||
Samples | Everything is uncertain about the army. The issue is uncertain. | ||
Similar | chancy, contingent, flukey, fluky, iffy, up in the air | ||
See also | unpredictable | ||
Antonyms | sure, certain | ||
5. | uncertain subject to change | ||
Samples | A changeable climate. The weather is uncertain. Unsettled weather with rain and hail and sunshine coming one right after the other. | ||
Synonyms | changeable, unsettled | ||
Similar | variable | ||
Antonyms | invariable | ||
6. | uncertain not consistent or dependable | ||
Samples | An uncertain recollection of events. A gun with a rather uncertain trigger. | ||
Similar | undependable, unreliable | ||
Antonyms | dependable, reliable | ||
7. | uncertain ambiguous (especially in the negative) | ||
Samples | She spoke in no uncertain terms. | ||
Similar | ambiguous | ||
Antonyms | unambiguous | ||