Porcelain/ˈpɔːrsəlɪn/ Definition 1 of 3Pro Tip 1/3Historical Value Porcelain has a rich history, often seen in antiques and museums. The museum showcased ancient porcelain from the Ming dynasty. Pro Tip 2/3High Quality Porcelain is associated with high quality and is often more expensive. He gifted her a hand-painted porcelain mug. Pro Tip 3/3Not for Rough Use Porcelain is fragile; not suitable for activities that require durable materials. Be careful with that porcelain plate; it's very breakable.