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Cachou de Laval

Ca·chou de La·val [ -dələˈval]

Cachou de Laval

noun

[-dələˈval]

Definition of Cachou de Laval

: a direct dark brown dye for cotton obtained as the first sulfur dye by heating organic materials (as sawdust or bran) with sulfur and sodium sulfide

First Known Use of Cachou de Laval

1879, in the meaning defined above

History and Etymology for Cachou de Laval

French, from Laval, city in France, place of its first manufacture

Dictionary Entries near Cachou de Laval