1. Changing to a darker colour
   - darkening

1. Make or become black
   "The smoke blackened the ceiling"; "The ceiling blackened"
   - melanize, melanise [Brit], nigrify, black 
2. Burn slightly and superficially so as to affect colour
   "The cook blackened the chicken breast"
   - char, sear, scorch

Derived forms: blackenings

Type of: burn, change of color [US], change of colour [Brit, Cdn], color [US], colour [Brit, Cdn], discolor [US], discolour [Brit, Cdn]

Antonym: whiten

• oxford-grey
• Oxfordshire
• oxheart
• oxheart cherry
• oxidant
• oxidase
• oxidate
• oxidation
• oxidation number
• oxidation state
• oxidation-reduction
• oxidation-reduction indicator
• oxidative
• oxidative phosphorylation
• oxide
• oxidisable
• oxidisation
• oxidise
• oxidised
• oxidised LDL cholesterol
• oxidiser
• oxidising agent
• oxidizable
• oxidization
• oxidize