tree line

noun

: timberline

Examples of tree line in a Sentence

The hikers had reached the tree line by noon.
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.
The city is also considering protections for the property’s view from Eagle Road, including restrictions on tall fences, dense tree lines and other structures that could obstruct the house. — Noah Daly august 27, Idaho Statesman, 27 Aug. 2026 As leaf-peeping season is set to begin, fall foliage will turn the canvas of Connecticut’s tree line into an array of red, orange and yellow leaves. — Stephen Underwood, Hartford Courant, 24 Aug. 2026 Similar movements are now evident in the Alps, with the tree line of pine and hardwoods moving up mountainsides to places once covered by ice. — Literary Hub, 20 Aug. 2026 High-contrast shots, such as dark tree lines and cliffs against the rising or setting sun, also reveal strong shadow details. — Will Greenwald, PC Magazine, 17 Aug. 2026 See All Example Sentences for tree line

Word History

First Known Use

1893, in the meaning defined above

Time Traveler
The first known use of tree line was in 1893

Rhymes for tree line

See All Rhymes for tree line

Browse Nearby Words

tree lilac
tree line
tree-lined
See all Nearby Words

Cite this Entry

“Tree line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tree%20line. Accessed 1 Sep. 2026.

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Kids Definition

tree line

noun
: timberline

More from Merriam-Webster on tree line

Britannica.com: Encyclopedia article about tree line

Last Updated: - Updated example sentences
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