The term 'MAJOR HOTEL CHAIN' can be summarized as Sheraton, an 8-letter hotel chain. Sheraton is a global hospitality company that was founded in 1937 and is now part of Marriott International. It is one of the largest and most well-known hotel chains in the world, with over 500 hotels in more than 70 countries. Sheraton is known for its luxurious accommodations, excellent customer service, and modern amenities.