A type of counter is a device used to measure the number of occurrences of a particular event. The two crossword solutions for this term are 'LUNCH' and 'geiger'. A LUNCH counter is a type of counter typically found in restaurants, cafeterias, and other food service establishments. It is used to keep track of the number of customers served. A Geiger counter is a type of counter used to detect and measure ionizing radiation. It is often used in scientific research and nuclear safety applications.