D defs.my
Entry 1 sense Webster, 1913

Inability

/ĭnˌ-əb-ĭl'-ĭt-ē/ · In·a·bil·i·ty · IPA /ˌɪnəˈbɪlɪti/
01 n. The quality or state of being unable; lack of ability; lack of sufficient power, strength, resources, or capacity.
  1. 1.
    The quality or state of being unable; lack of ability; lack of sufficient power, strength, resources, or capacity.
    “It is not from an inability to discover what they ought to do, that men err in practice.” — Blair.