| of or pertaining to sectaries or sects. |
| harmful; injurious: |
| Main Entry: | fatuous1 |
| Part of Speech: | adj |
| Definition: | inanely foolish and unintelligent; stupid |
| Etymology: | Latin fatuus 'foolish' |
| Main Entry: | fatuous2 |
| Part of Speech: | adj |
| Definition: | illusory; delusive |
| Etymology: | Latin fatuus 'foolish' |