atheist [atheists](a person who believes that no deities exist) noun [UK: ˈeɪ.θiɪst] [US: ˈeɪ.θiəst]
atheist [atheists](a person who rejects belief that any deities exist, whether or not that person believes that deities do not exist) noun [UK: ˈeɪ.θiɪst] [US: ˈeɪ.θiəst]