Blackest
/blækəst/ adj
adj ·Rare ·Advanced level
Definitions
Adjective
- 1 superlative form of black: most black form-of, superlative
Synonyms
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All antonymsExample
More examples"U.S. researchers assembled carbon nanotubes to create the world's blackest substance, able to absorb over 99 percent of light that hits it."