perennial canker

noun

Definition of perennial canker

: a canker that lives over from one season to the next specifically : a serious disease of apples caused by a fungus (Gloeosporium perennans) and characterized by cankers on the trunk and limbs

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Learn More About perennial canker

Dictionary Entries Near perennial canker

perennial

perennial canker

perennial European sow thistle

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Cite this Entry

“Perennial canker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/perennial%20canker. Accessed 25 Oct. 2021.

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