Darmstadtium is a chemical element with the symbol Ds. It was discovered in 1994 and named after the city of Darmstadt in Germany. The element is extremely rare and only produced in small amounts through nuclear reactions. Due to its rarity, there are currently no official synonyms for darmstadtium. However, some researchers and scientists may refer to it as element 110, as it is the 110th element on the periodic table. It has also been called Ununnilium, a temporary name given to new elements until they are officially recognized and named. Despite its lack of synonyms, darmstadtium is an important element for researchers in the field of nuclear physics.