dullness
🇺🇸
/ˈdʌlnəs/
🇬🇧
/ˈdʌlnəs/
A lack of interest or excitement.
The dullness of the lecture made me yawn.
A lack of brightness or shine.
The dullness of the old knife made it hard to use.
A cloudy and slightly dark condition.
The dullness of the cloudy day made the room feel darker.