halophilePronunciation: /ˈhalə(ʊ)fʌɪl, ˈheɪl-/Definition of halophile noun Ecology an organism, especially a microorganism, that grows in or can tolerate saline conditions. Derivatives halophilicPronunciation: /haləˈfɪlɪk/ adjective halophile in other Oxford dictionaries Definition of halophile in the US English dictionary