Arbor Day

noun

: a day designated for planting trees

Examples of Arbor Day in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One more major thing to know, Kentucky Oaks Day is not Louisville's own Arbor Day or Earth Day. Maggie Menderski, The Courier-Journal, 30 July 2025 These kinds of green apples, typically used in apple sauces, ripen early on in the season to begin with, according to the Arbor Day Foundation. Cailey Gleeson, jsonline.com, 29 July 2025 Esperanza works with the Arbor Day Foundation, Pennsylvania Horticultural Society, Tree Philly and the city's Department of Parks and Recreation to plant trees every the spring and fall. Phaedra Trethan, USA Today, 25 July 2025 In the late 19th century, Nebraska’s largely treeless grasslands inspired Morton Salt Company founder J. Sterling Morton to advocate for mass afforestation, an effort that led to the first Arbor Day in 1872. Michele Herrmann, Forbes.com, 21 July 2025 See All Example Sentences for Arbor Day

Word History

Etymology

Latin arbor tree

First Known Use

1863, in the meaning defined above

Time Traveler
The first known use of Arbor Day was in 1863

Browse Nearby Words

Cite this Entry

“Arbor Day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Arbor%20Day. Accessed 6 Aug. 2025.

Kids Definition

Arbor Day

noun
: a day in April set aside as a day to plant trees

More from Merriam-Webster on Arbor Day

Last Updated: - Updated example sentences
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