niè

blacken

Senses

niè alunite

noun · a mineral or black soil used in ancient times as a black dye

古人常采涅石作为黑色染料。

niè dye black

verb · to dye something black

工匠们用这种天然矿物将白布涅成深黑色。

References

variant 涅/湼 涅/涅