An arboretum is a special type of garden or park where a variety of trees and plants are grown for scientific, educational, and recreational purposes. It is like a big outdoor museum or collection of different types of trees. Full definition
But they couldn't beat the oxygenating pause offered by Asad Raza, whose indoor arboretum of young potted trees will flower during the exhibition at the same time Pope L.'s meat dries. (artforum.com)
Your local arboretum is such a sweet afternoon date with baby. (disneybaby.com)
The institute is based in the Chihuahuan Desert Nature Center and Botanic Gardens, which has a dedicated 20 - acre arboretum, and a canyon trail. (sciencemag.org)