cedar-apple rust

ce·​dar-ap·​ple rust | \ ˈsē-dər-ˈa-pəl- How to pronounce cedar-apple rust (audio) \

Definition of cedar-apple rust

: a gall-producing disease especially of the apple caused by a rust fungus (Gymnosporangium juniperi-virginianae) that completes the first part of its life cycle on the common red cedar (Juniperus virginiana) and the second on the leaves and fruit of the apple

Examples of cedar-apple rust in a Sentence

Recent Examples on the Web The fungus that causes cedar-apple rust — so titled because some kinds of junipers are often erroneously called cedars — reproduces more readily in wet spring weather. Beth Botts, chicagotribune.com, 30 May 2018 Wheat rust needs barberry to survive, cedar-apple rust needs both juniper and an apple relative, and white pine blister rust needs a susceptible member of the currant family. The Editors Of Organic Life, Good Housekeeping, 21 July 2015 Other Rusts Wheat rust, cedar-apple rust, and white pine blister rust require alternate hosts. The Editors Of Organic Life, Good Housekeeping, 21 July 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cedar-apple rust.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cedar-apple rust

1946, in the meaning defined above

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The first known use of cedar-apple rust was in 1946

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Dictionary Entries Near cedar-apple rust

cedar apple

cedar-apple rust


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Cite this Entry

“Cedar-apple rust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cedar-apple%20rust. Accessed 16 Aug. 2022.

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More from Merriam-Webster on cedar-apple rust

Britannica.com: Encyclopedia article about cedar-apple rust


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