Im`be*cil"i*ty (?), n.; pl. Imbecilities (#). [L. imbecillitas: cf. F. imb'ecillit'e.]
The quality of being imbecile; weakness; feebleness, esp. of mind.
Cruelty . . . argues not only a depravedness of nature, but also a meanness of courage and imbecility of mind.
Sir W. Temple.
⇒ This term is used specifically to denote natural weakness of the mental faculties, affecting one's power to act reasonably or intelligently.
Syn. -- Debility; infirmity; weakness; feebleness; impotence. See Debility.
© Webster 1913.