Definition of nigrify in English:

nigrify

Pronunciation /ˈnɪɡrɪfʌɪ/

verb

  • To blacken, to make black (literal and figurative).

Origin

Mid 17th century; earliest use found in Thomas Blount (1618–1679), antiquary and lexicographer. From post-classical Latin nigrificare to blacken from classical Latin nigri-, alternative stem of niger black + -ficāre.