blackness
blackness
noun
/ˈblæknəs/
1 ​uncountable, singular the fact of being completely dark or completely black in colour
She peered out into the blackness of the night.
TOPICS Colours and Shapes B2
2 ​uncountable the fact of being full of anger or hate or of being without hope
the utter blackness of despair
​uncountable the fact of belonging to a group of people who have dark skin and who come from or whose ancestors came from Africa3
complex notions of blackness
e.g.
Then blackness hit me. 失神した。