Unable
Pronunciation : Un*a"ble
Part of Speech : a.
Definition : Defn: Not able; not having sufficient strength, means, knowledge, skill, or the like; impotent' weak; helpless; incapable; -- now usually followed by an infinitive or an adverbial phrase; as, unable for work; unable to bear fatigue. Sapless age and weak unable limbs. Shak.
Source : Webster's Unabridged Dictionary, 1913
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