arbutusPronunciation: /ɑːˈbjuːtəs, ˈɑːbjʊtəs/Definition of arbutus noun an evergreen tree or shrub of a genus that includes the strawberry tree. See also trailing arbutus.Genus Arbutus, family Ericaceae Origin:from Latinarbutus in other Oxford dictionaries Definition of arbutus in the US English dictionary