noun

• (usually uncountable) A hard white translucent ceramic, originally made by firing kaolin, quartz, and feldspar at high temperatures but now also inclusive of similar artificial materials; also often (figurative) such a material as a symbol of the fragility, elegance, etc. traditionally associated with porcelain goods.
• (usually uncountable) Synonym of china: porcelain tableware.
• (uncountable, obsolete) Synonym of kaolin: the kind of clay traditionally used in China to manufacture porcelain.
• (countable, now usually in the plural) An object made of porcelain, (particularly) art objects or items of tableware.
• (countable, rare) Synonym of cowrie.
• (countable, obsolete or historical) Synonym of wampum: strings of shells, beads, etc. used as ornamentation or currency; the composite shells, beads, etc.
• (countable, often capitalized) A kind of pigeon with deep brown and off-white feathers.