tree ring

American  

noun

1. annual ring.

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tree ring British  

noun

1. another name for annual ring

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Etymology

Origin of tree ring

First recorded in 1915–20

Example Sentences

They will use dendrochronology, also known as tree ring dating, where the rings in the wood are counted to establish the age of a tree.

From BBC • Sep. 25, 2024

A laboratory measurement method can then be used to determine how much 14C is still contained in a particular tree ring and thus calculate the tree's approximate time of death over the known half-life.

From Science Daily • May 21, 2024

The average temperature from June through August 2023 was 2.20 degrees Celsius warmer than the average summer temperature between the years 1 and 1890, according to the researchers’ tree ring data.

From New York Times • May 14, 2024

For the majority of climate research, scientists could only measure short-term climate fluctuations from over hundreds of years ago using tree ring records.

From Salon • Jan. 22, 2024

I feel this--and my mother's words, as she met me by the olive tree, ring in my ear.

From A Love Story by A Bushman