Inability In`a*bil"i*ty, n. [Pref. in- not + ability: cf. F. inhabilet['e]. See {Able}, and cf. {Unable}.] The quality or state of being unable; lack of ability; lack of sufficient power, strength, resources, or capacity. [1913 Webster]

It is not from an inability to discover what they ought to do, that men err in practice. --Blair.

Syn: Impotence; incapacity; incompetence; weakness; powerlessness; incapability. See {Disability}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.