The crossword solutions for the term CENTER, ONCE HEAT are ARENA (5 letters), Essen (5 letters), and EDO (3 letters). ARENA is a Latin word meaning 'SAND' or 'ARENA, ' which is an enclosed area used for public entertainment, such as sports or concerts. Essen is a city in Germany, located in the state of North Rhine-Westphalia. It is known for its industrial heritage and is home to several large companies. EDO is a Japanese era name that was used from 1603 to 1868. During this period, Japan was ruled by the Tokugawa shogunate, which was centered in the city of EDO, now known as Tokyo.