The term BYGONE EATERY can be solved by the crossword solution AUTOMAT, which is a 7 letter word. An automat was a type of restaurant that was popular in the early 20th century. It featured vending machines that served pre-made food such as sandwiches, salads, and desserts. Customers would insert coins into the machines to receive their food. Automats were popular because they allowed customers to get food quickly and cheaply.