The term COUNTING START is a three-letter phrase that can be used to describe the beginning of a process of counting. It is often used in mathematics and other fields where counting is necessary. The term is also used to refer to the first step in a process of counting, such as when counting the number of items in a set or the number of people in a room. In addition, it can be used to refer to the start of a sequence of numbers, such as when counting from ONE to ten.