English adjective: unreliable | |||
1. | unreliable liable to be erroneous or misleading | ||
Samples | An undependable generalization. | ||
Synonyms | undependable | ||
Similar | fallible | ||
Antonyms | infallible | ||
2. | unreliable not worthy of reliance or trust | ||
Samples | In the early 1950s computers were large and expensive and unreliable. An undependable assistant. | ||
Synonyms | undependable | ||
Similar | erratic, temperamental, uncertain, unsound | ||
See also | untrustworthy, untrusty | ||
Antonyms | dependable, reliable | ||
3. | unreliable dangerously unstable and unpredictable | ||
Samples | Treacherous winding roads. An unreliable trestle. | ||
Synonyms | treacherous | ||
Similar | dangerous, unsafe | ||
Antonyms | safe | ||
4. | unreliable lacking a sense of responsibility | ||
Similar | irresponsible | ||
Antonyms | responsible | ||