noun
marine bivalve common in Philippine coastal waters characterized by a large thin flat translucent shell
• Syn: ↑window oyster, ↑capiz, ↑Placuna placenta
• Hypernyms: ↑oyster
• Member Holonyms: ↑Placuna, ↑genus Placuna
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noun or windowpane shell : a mollusk of the genus Placuna that is especially common in the Philippines and has a large flat somewhat pearly paper-thin shell used for thousands of years especially by the Chinese as a substitute for glass
Useful english dictionary. 2012.