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aster yellows

noun, Plant Pathology
1.
a dwarfing and yellowing of asters and various other plants, caused by a mycoplasma transmitted by a leafhopper.
Origin of aster yellows
1920-1925
1920-25
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for aster yellows
  • Carrots that have aster yellows have an abnormal number of leaves.
  • Lettuce plants that have aster yellows have an abnormal number of leaves.
  • Celery that has aster yellows has an abnormal number of leaves.

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Word Value for aster

5
5
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