ar·​bo·​re·​tum | \ ˌär-bə-ˈrē-təm How to pronounce arboretum (audio) \
plural arboretums or arboreta\ ˌär-​bə-​ˈrē-​tə How to pronounce arboretum (audio) \

Definition of arboretum

: 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 hope is that over time the arboretum can establish enough resistant trees to create a breeding program that provides cuttings for clones and seeds for new growth. Peter Krouse, cleveland, 1 Apr. 2022 The arboretum is the Floriade Expo’s green engine, a gigantic living tree, flower and plant library. Lea Lane, Forbes, 24 Apr. 2022 Community Healthcare System and Gabis Arboretum at Purdue Northwest will host a Walk and Talk series with healthcare providers and a Gabis naturalist leading a leisurely walk along the trails at the arboretum, 450 W 100 N, Valparaiso. Post-tribune Staff,, 15 Apr. 2022 The 284-acre area includes an arboretum, managed natural areas and wildlands along the Edwards Plateau and Texas Blackland Prairies ecoregions. Anna Mazurek, Chron, 14 Feb. 2022 The Wallace Cactus Garden at the arboretum is home to more than 800 varieties of cactus. Shanti Lerner, The Arizona Republic, 23 Mar. 2022 At the arboretum’s science center, which is not open to the public, buds collected from beech trees in 24 Ohio counties are brought to a lab where DNA is extracted to detect the presence of the microscopic nematodes. Peter Krouse, cleveland, 1 Apr. 2022 Around this time last year, crews performed the first prescribed burn at the arboretum since 1999 by setting fire to seven acres of the center's savannah habitat. Jay R. Jordan, Chron, 17 Mar. 2022 The owners are renting space in Boring and the West Hills for trials on olive trees and pomegranates, and there are plans, Kevin Gouy says, for an arboretum/vineyard/garden/nursery/restaurant in Scappoose as well. oregonlive, 11 Aug. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arboretum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of arboretum

1796, in the meaning defined above

History and Etymology for arboretum

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

Learn More About arboretum

Time Traveler for arboretum

Time Traveler

The first known use of arboretum was in 1796

See more words from the same year

Dictionary Entries Near arboretum




See More Nearby Entries 

Statistics for arboretum

Last Updated

11 May 2022

Cite this Entry

“Arboretum.” Dictionary, Merriam-Webster, Accessed 17 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for arboretum


ar·​bo·​re·​tum | \ ˌär-bə-ˈrē-təm How to pronounce arboretum (audio) \
plural arboretums or arboreta\ -​ˈrē-​tə \

Kids Definition of arboretum

: a place where trees and plants are grown to be studied

More from Merriam-Webster on arboretum

Thesaurus: All synonyms and antonyms for arboretum

Britannica English: Translation of arboretum for Arabic Speakers Encyclopedia article about arboretum


Test Your Vocabulary

Name That Food

  • a-light
  • Name these cookies!
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!