pear psylla

noun

Definition of pear psylla

: a yellowish or greenish jumping plant louse (Psylla pyricola) that is often destructive to the pear

First Known Use of pear psylla

1892, in the meaning defined above

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The first known use of pear psylla was in 1892

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Cite this Entry

“Pear psylla.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pear%20psylla. Accessed 19 Oct. 2020.

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