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flavescence

noun
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fla·​ves·​cence | \ -ˈvesᵊn(t)s \
plural -s

Definition of flavescence

: a yellowing or blanching of normally green plant parts that accompanies peach yellows, mosaic mottling, and certain other virus diseases and is due to diminution of chlorophyll

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History and Etymology for flavescence

from flavescent, after such pairs as English abstinent: abstinence

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“Flavescence.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/flavescence. Accessed 6 December 2019.

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