1. [ adjective ] (usually followed by `to') not having the necessary means or skill or know-how
Synonyms: not_able

"unable to get to town without a car" "unable to obtain funds"

Related terms: able ability
2. [ adjective ] (usually followed by `to') lacking necessary physical or mental ability

"dyslexics are unable to learn to read adequately" "the sun was unable to melt enough snow"

Related terms: incapable
3. [ adjective ] lacking in power or forcefulness
Synonyms: ineffectual ineffective

"an ineffectual ruler" "like an unable phoenix in hot ashes"

Related terms: impotent
Similar spelling:   unvalued