im·be·cil·i·ty | \ ˌim-bə-ˈsi-lə-tē 
\
\ plural imbecilities
Definition of imbecility
1a : the quality or state of being very stupid or foolish : utter foolishness
… it seemed a very odd business, filled with illusions and delusions, at times noble to the point of imbecility and at other times base to the point of amorality.— Colleen McCullough also : futility
b : something that is foolish or nonsensical
… his satire on the imbecilities and greed of politicians …— Nicholas Von Hoffman
2 dated, now offensive, see usage paragraph below : the condition of being affected with moderate intellectual disability
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Synonyms for imbecility
Synonyms
- absurdity,
- asininity,
- bêtise,
- fatuity,
- folly,
- foolery,
- foppery,
- idiocy,
- inanity,
- insanity,
- lunacy,
- stupidity
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Time Traveler for imbecility
The first known use of imbecility was in 1624
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