growth ring

noun

: a layer of wood (such as an annual ring) produced during a single period of growth

Examples of growth ring in a Sentence

Recent Examples on the Web
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We were now recorded in a shared archive of annual tree growth rings with them. Beronda L. Montgomery, PEOPLE, 19 Jan. 2026 The discovery of a new type of dinosaur growth ring could also have wider implications for paleontologists investigating dinosaur growth rates. Jack Guy, CNN Money, 15 Jan. 2026 But new research suggests that in the case of Tyrannosaurus rex, some growth rings have escaped detection until now. Cody Cottier, Scientific American, 13 Jan. 2026 Hidden inside the narrow growth rings of Pyrenees trees lies the strongest evidence yet for what set the Black Death in motion. New Atlas, 11 Dec. 2025 See All Example Sentences for growth ring

Word History

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of growth ring was in 1907

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Cite this Entry

“Growth ring.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/growth%20ring. Accessed 14 Feb. 2026.

Kids Definition

growth ring

noun
: a layer of wood (as an annual ring) produced during a single period of growth

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