The crossword solution for the term 'Pumps Full of Bubbles' is 'AERATES', which is a 7-letter word. AERATES is a verb that means to supply air or oxygen to something, usually a liquid. This process is often used to add oxygen to water in order to increase its oxygen content and make it more suitable for aquatic life. In this case, the term 'Pumps Full of Bubbles' refers to pumps that are used to aerate a liquid, creating bubbles in the process.