The term 'NAIAD' is a 5-letter crossword solution for the phrase 'Nymph Presiding Over Rivers'. Naiads were nymphs in Greek mythology who were associated with bodies of fresh water, such as rivers, streams, and lakes. They were believed to be the daughters of gods such as Zeus, Poseidon, and Oceanus. Naiads were often depicted as beautiful young women, and were said to have the power to control the flow of rivers and streams.