arboretum

noun

ar·​bo·​re·​tum ˌär-bə-ˈrē-təm 

plural arboretums or arboreta ˌär-bə-ˈrē-tə 

: a place where trees, shrubs, and herbaceous plants are cultivated for scientific and educational purposes

Examples of arboretum in a Sentence

Recent Examples on the Web

The Geranium Society meets once a month at the arboretum and welcomes anyone who would like to join. —Joshua Siskin, Oc Register, 10 May 2025

In this version of the world, humans live among the clouds in colonies that resemble arboretums. —Lovia Gyarkye, HollywoodReporter, 16 May 2025

Admission to the show is included with a general admission ticket to the arboretum, located at 301 North Baldwin Avenue in Arcadia. —Joshua Siskin, Oc Register, 10 May 2025

The 284-acre state botanic garden and arboretum was founded by Lady Bird Johnson and actor Helen Hayes in 1982 and is home to over 10,000 species from all across Texas—the most diverse collection of such in North America. —Kaitlyn Yarborough, Southern Living, 14 Feb. 2025

Word History

Etymology

New Latin, from Latin, plantation of trees, from arbor

First Known Use

1796, in the meaning defined above

Rhymes for arboretum

• equisetum
• pennisetum
• decretum

Kids Definition

arboretum

noun

ar·​bo·​re·​tum ˌär-bə-ˈrēt-əm 

plural arboretums or arboreta -ˈrēt-ə 

: a place where trees and plants are grown for scientific and educational purposes