An elastic band, also known as a rubber band, is an item commonly used in everyday life. It is a loop of rubber that can be stretched and then returns to its original shape when released. The crossword solution for the term 'elastic band' is 'tubetop, ' which is a seven-letter word. Tubetop is a type of elastic band that is used to secure the tops of tubes, such as toothpaste tubes, to prevent them from opening.