Cries of Clarity is a term used to describe the vocalizations of certain animals, such as dolphins and whales, that are believed to be used for communication. The two crossword solutions, AHAS and OHOS, are both four-letter words that are related to this term. AHAS is an acronym for Acoustic Habits of Animals in the Sea, which is a research project that studies the vocalizations of marine mammals. OHOS stands for Oceanic Habitats of Sound, which is a research program that focuses on the acoustic environment of the ocean.