: 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
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Tunnel construction would result in the loss of 16 old-growth redwood trees wider than 4 feet, in addition to other trees, according to the environmental impact report. Los Angeles Times, 18 June 2026 With its handcut limestone walls, winding alleyways, and festive piazza lined with artisanal booths and shaded by old-growth olive trees, Borgo Egnazia could be mistaken for a medieval village in the Puglia region of Italy. Denny Lee, Travel + Leisure, 16 June 2026 That includes southeast Alaska’s Tongass National Forest, where eagles, bears, salmon and many other species thrive in old-growth coastal forest along the Inside Passage. Mariah Meek, The Conversation, 15 June 2026 The luxurious Siskiwit Bay Lodge is surrounded by 12 acres of old-growth forest and is just a few miles from Meyers Beach, while the adults-only Timber Baron Inn gives off ski chalet vibes in Bayfield. Robert Annis, Midwest Living, 14 June 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 25 Jun. 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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