Europium is a chemical element that belongs to the lanthanide series. It is a rare earth metal that has the atomic number 63 and symbol Eu. Europium can be found in different minerals, and it is used in various industrial applications, including color television tubes, fluorescent lamps, and X-ray screens. There are a few synonyms for Europium, such as Eu, Europio (Spanish), Europium (French), and Europio (Italian). The name Europium derives from the continent of Europe, where the element was first discovered by a French chemist in the late 19th century. Overall, Europium plays a crucial role in modern technology and scientific research.