# blackness

/ˈbɫæknəs/ (US) · /blˈæknəs/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/blackness
Updated: 2026-05-08

## Definition

the state of being completely black or very dark. You use it to describe a place where there is no light at all.

For teachers: the quality or state of being black; the total absence of light or color.

## Examples

- The thick clouds turned the sky into total blackness.
- When the power failed in the basement, we were suddenly surrounded by absolute blackness.
- The deep-sea explorer stared into the blackness of the ocean floor, where the sun's rays had not reached for millions of years.

## Usage notes

- Often used with adjectives like 'absolute', 'total', or 'complete' to emphasize the lack of light.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.