mordant[Anglais]

adjectif satellite
1 : harshly ironic or sinister; "black humor"; "a grim joke"; "grim laughter"; "fun ranging from slapstick clowning ... to savage mordant wit"
2 : of a substance, especially a strong acid; capable of destroying or eating away by chemical action
nom
1 : a substance used to treat leather or other materials before dyeing; aids in dyeing process
Definitions