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1. Harshly ironic or sinister
   "fun ranging from slapstick clowning ... to savage mordant wit"
   - black, grim
    
2. Of a substance, especially a strong acid; capable of destroying or eating away by chemical action
   - caustic, corrosive, erosive, vitriolic

1. A substance used to treat leather or other materials before dyeing; aids in dyeing process

Sounds like: mordent

Derived forms: mordants

See also: destructive, sarcastic

Type of: color [US], coloring material [US], colour [Brit, Cdn], colouring material [Brit, Cdn]

Encyclopedia: Mordant