annual ring

noun

Definition of annual ring

: the layer of wood produced by a single year's growth of a woody plant

Recent Examples on the Web

Under ideal conditions, trees grow quickly, leaving wide annual rings behind. — Erin Blakemore, National Geographic, "How are tree rings used to help date an archaeological site?," 8 July 2019 Tree rings are particularly diligent record-keepers, recording rainfall in their annual rings; ice cores can keep exquisitely detailed accounts of seasonal conditions going back nearly a million years. — Rachel E. Gross, Smithsonian, "Everything You Ever Wanted to Know About Earth’s Past Climates," 16 Apr. 2018

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More Definitions for annual ring

annual ring

noun

: the layer of wood produced by one year's growth of a woody plant (as in the trunk of a tree)