oasis oases • oasitic · · · Info · Definitions · Synonyms · Characters · · oasis · · Text Latin · · Script 5 · · Length Definitions · · · (noun) a fertile tract in a desert (where the water table approaches the surface). · · Noun Definition 1 (noun) a shelter serving as a place of safety or sanctuary. Synonyms: haven. · · Noun Definition 2 Synonyms · · · haven · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 o latin small letter o U+006F s latin small letter s U+0073