n.
Pronunciation: f ə - ' tü- ə t- ē , fa-, - ' chü-, - ' tyü-
Function: noun
Inflected Form: plural -ities
Etymology: Middle French fatuité foolishness, from Latin fatuitat-, fatuitas, from fatuus
Date: 1538
1 a : something foolish or stupid b : STUPIDITY , FOOLISHNESS
2 archaic : IMBECILITY , DEMENTIA