Definition of cucumber mosaic
: a plant disease especially of cucumbers that is caused by a single-stranded RNA virus (species Cucumber mosaic virus of the genus Cucumovirus, family Bromoviridae) and is transmitted chiefly by an aphid and produces mottled foliage and often pale warty fruits
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“Cucumber mosaic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cucumber%20mosaic. Accessed 19 May. 2022.
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The first known use of cucumber mosaic was in 1916
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