die·​back ˈdī-ˌbak How to pronounce dieback (audio)
: a condition in woody plants in which peripheral parts are killed (as by parasites)

Examples of dieback in a Sentence

Recent Examples on the Web Trees can’t heal quite the way animals do, but with luck, this damage will remain minor and not cause significant dieback. Miri Talabac, Baltimore Sun, 8 Feb. 2024 This disease can also infect stems, resulting in tip dieback. Tim Johnson, Chicago Tribune, 19 Aug. 2023 Just like with branches and trunks, wounding can remove bark and allow decay into the live root wood underneath, killing tissues and potentially causing plant stress or canopy dieback. Miri Talabac, Baltimore Sun, 25 Jan. 2024 For a long time, those contemplating the climate future tended to focus on the risk of thresholds being reached — the disappearance of the world’s coral reefs, say, or the irreversible collapse of the planet’s ice sheets, or the dieback of the Amazon rainforest. David Wallace-Wells, New York Times, 24 Oct. 2023 Gladiola corms and dahlia tubers: Let the first frost cause dieback and then dig them. Jeff Lowenfels, Anchorage Daily News, 7 Sep. 2023 Bacterial leaf spot can move into the stems, resulting in dieback of the ivy tips. Tim Johnson, Chicago Tribune, 19 Aug. 2023 Visit our When numerous, armored scale (the group to which San Jose Scale belongs) will potentially cause plant stunting or dieback. Miri Talabac, Baltimore Sun, 18 July 2023 As the atmosphere takes up more water, the trees close their leaf stomata, reducing photosynthesis that can cause mortality or dieback. Jim Robbins Ian C. Bates, New York Times, 15 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'dieback.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1886, in the meaning defined above

Time Traveler
The first known use of dieback was circa 1886

Dictionary Entries Near dieback

Cite this Entry

“Dieback.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dieback. Accessed 25 Apr. 2024.

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