pounce
A finely ground powder, generally prepared from GUM SANDARAC mixed
with pumice or cuttlefish bone. Originally, it was
used to prevent ink from spreading on unsized
paper or over an erasure, as well as to prepare
vellum to take writing ink. See: POUNCING , It is now
sometimes used as an adhesive in gold tooling and
in the coloring of the edges of books. 2. See: REPOUSÉ
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