Doublure
Pronunciation : Dou`blure"
Part of Speech : n.
Definition : 1. (Bookbinding) The lining of a book cover, esp. one of unusual sort, as of tooled leather, painted vellum, rich brocade, or the like.
2. (Paleon.) The reflexed margin of the trilobite carapace.
[F.]
Source : Webster's Unabridged Dictionary, 1913