The term CENTER TRADE can be solved by the crossword solution EXPO, which is an abbreviation for 'EXPOSITION' or 'EXHIBITION'. An EXPOSITION is a large public event where people come together to display and discuss their ideas, products, or services. Center Trade is a type of EXPOSITION that focuses on the trading of goods and services. It is usually held in a large venue such as a convention center, and it often includes activities such as seminars, workshops, and networking events.