The term 'Practical Purpose' refers to the USE of something for a specific purpose, usually with the intention of achieving a desired result. The three crossword solutions for this term are USE (3 letters), AVAIL (5 letters), and SENSE (5 letters). USE implies that something is being employed for a particular purpose, AVAIL suggests that something is available to be used, and SENSE implies that the purpose is logical and reasonable. Together, these three words suggest that something is being used for a practical purpose, with the intention of achieving a desired result.