The term 'Ladder Bar' is a type of tool used in construction and other industries. It consists of a metal bar with evenly spaced rungs, which are used to provide support and stability when climbing or descending. The crossword solution for the term 'Ladder Bar' is 'RUNG', which refers to the individual steps on the bar. Rungs are typically made of metal and are designed to provide a secure foothold when climbing or descending.