| Noun | 1. | service tree - medium-sized European tree resembling the rowan but bearing edible fruitsorb, sorb apple - acid gritty-textured fruit mountain ash - any of various trees of the genus Sorbus Sorbus torminalis, wild service tree - European tree bearing edible small speckled brown fruit |
| 2. | service tree - any of various North American trees or shrubs having showy white flowers and edible blue-black or purplish fruitAmelanchier, genus Amelanchier - North American deciduous trees or shrubs alderleaf Juneberry, alder-leaved serviceberry, Amelanchier alnifolia - shrub or small tree of northwestern North America having fragrant creamy white flowers and small waxy purple-red fruits Amelanchier bartramiana, Bartram Juneberry - open-growing shrub of eastern North America having pure white flowers and small waxy almost black fruits |