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brown heart
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This shows grade level based on the word's complexity.
noun Plant Pathology.
a brown discoloration of the flesh of stored apples, resulting from high concentrations of carbon dioxide.
QUIZ
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Question 1 of 9
Which of the following nouns has an irregular plural form?
Origin of brown heart
First recorded in 1920â25
Words nearby brown heart
brownface, brown fat, brownfield, brown goods, brown hackle, brown heart, brown hyena, Brownian motion, Brownian movement, brownie, Brownie Guide
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022