chaff scale

noun

Definition of chaff scale

1 : a chaffy or chafflike scale : palea
2 : a small pale rounded scale insect (Parlatoria pergandii) injurious to citrus and other cultivated plants

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Cite this Entry

“Chaff scale.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chaff%20scale. Accessed 27 Jan. 2021.

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