noun Download 🔗Share An elaborately decorated leather flyleaf in a book. Examples : "The rare book's doublure, embossed with gold leaves and inlaid mother-of-pearl, was more beautiful than the printed pages themselves. " literature art style material Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share The reflexed margin of a trilobite carapace. Examples : "The paleontologist carefully examined the doublure, the inward-turned edge, of the fossilized trilobite's shell. " geology animal biology anatomy part structure organism Chat with AIVocabulary GamePractice Reading