: of, relating to, or being a forest characterized by the presence of large old trees, numerous snags and woody debris, and a multilayered canopy and that is usually in a late stage of ecological succession
old growth noun

Examples of old-growth 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.
Smaller, heavily-competing trees can still be harvested and sold if done in support of restoration and the forest’s return to old-growth characteristics. Evan Mills, Mercury News, 15 Mar. 2026 There [are] wildflowers there, old-growth redwood trees, and oak trees. Cu Fleshman, Travel + Leisure, 15 Mar. 2026 Many of its quiet residential streets are lush with old-growth tropical vegetation, and several houses date back to the early 20th century. Catherine Odom, Miami Herald, 14 Mar. 2026 Hundreds of trails lead through old-growth forests to sparkling waterfalls and breathtaking views. Jennifer Stewart Kornegay, Southern Living, 10 Mar. 2026 See All Example Sentences for old-growth

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of old-growth was in 1868

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Cite this Entry

“Old-growth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/old-growth. Accessed 17 Mar. 2026.

Kids Definition

old-growth

adjective
ˈōl(d)-ˈgrōth
: of, relating to, or being a forest characterized by the presence of large old trees, dead standing trees, and fallen rotting trees and that is usually in a late stage of development
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