jet black

English Thesaurus

1. a very dark black (noun.attribute)

hypernym	:	black, blackness, inkiness,
definition	:	the quality or state of the achromatic color of least lightness (bearing the least resemblance to white) (noun.attribute)

derivation	:	ebonise, ebonize,
definition	:	stain black to make it look like ebony (verb.change)

derivation	:	ebonise, ebonize,
definition	:	stain black to make it look like ebony (verb.change)