frost ring

noun

Definition of frost ring

: a false annual ring in the trunk of a tree that is often evident only as a brownish line of collapsed or abnormal cells and is caused by defoliation due to frost and subsequent leafing out again

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First Known Use of frost ring

1896, in the meaning defined above

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The first known use of frost ring was in 1896

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Cite this Entry

“Frost ring.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/frost%20ring. Accessed 8 December 2019.

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