noun
- a small marine bivalve of the genus Placuna, especially P. placenta, common in Philippine coastal waters and some other parts of the Pacific Ocean.
- Also called windowpane shell, windowglass shell. the squarish, translucent inner shell of Placuna used in making lamps, windowpane, and decorative objects.
noun
- the bivalve shell of a mollusc (Placuna placenta) found esp in the Philippines and having a smooth translucent shiny interior: used in jewellery, ornaments, lampshades, etcAlso called: jingle shell, window shell