Definition of growth ring
: a layer of wood (such as an annual ring) produced during a single period of growth
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Recent Examples of growth ring from the Web
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Certain types including oak show cellular-level damage when swamped, and which is visible in the trees’ growth rings, providing an annual record of when the river overflowed.
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Inundate an oak tree for a couple weeks and that year’s growth ring will show damage at the cellular level.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'growth ring.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of growth ring
1907
Learn More about growth ring
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See words that rhyme with growth ring Britannica.com: Encyclopedia article about growth ring
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