The phrase "aid to detection" refers to any tool, technology, or technique that assists in the identification of something or someone. Synonyms for this phrase include assistance in recognition, support in identification, help in spotting, and aid in discovery. Other terms that can be used to describe "aid to detection" include tools for detection, identification aids, identification tools, and support for recognition. Whatever phrase or term is used to describe these aids, they all serve the same purpose, which is to make the process of detection easier and more efficient for those who need it.