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Meaning of blossom-end rot

blos'som-end rot"

Pronunciation: (blos'um end"), [key]
— Plant Pathol. Plant Pathol.
  1. a disease of tomato and pepper caused by a deficiency of calcium, characterized by decay at the blossom end of the fruit.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.