SINCE 1828
black spot
nounDefinition of black spot
1
: any of several bacterial or fungal diseases of plants characterized by black spots or blotches especially on the leaves
2
chiefly British
: a dangerous or troublesome place or area
… Wisteria Lane has always been a major accident black spot.— Jane Simon
Examples of black spot in a Sentence
Recent Examples on the Web
To further prevent black spot on susceptible roses be sure to replace their mulch every fall and avoid overhead irrigation. — Walter Reeves, ajc, "Rose black spot can be controlled," 11 July 2018 Basil can be subject to various fungal diseases, including Fusarium wilt, gray mold, and black spot, as well as damping-off in seedlings. — The Editors, Good Housekeeping, "How to Grow Basil for Your Best Pesto Yet," 20 Aug. 2018 Cameras identify imperfections like bruises and black spots, and little puffs of air knock damaged fries off the conveyor belt. — Rachel Abrams, The Seattle Times, "Out of the fryer and into the Uber car: Idaho-based Lamb Weston trying to deliver crispy fries," 3 July 2018 On leaves, brown to black spots form and enlarge, developing concentric rings. — The Editors Of Organic Life, Good Housekeeping, "Grow Healthy Food By Identifying + Treating These Common Plant Diseases," 21 July 2015 Cameras identify imperfections like bruises and black spots, and little puffs of air knock damaged fries off the conveyor belt. — Rachel Abrams, The Seattle Times, "Out of the fryer and into the Uber car: Idaho-based Lamb Weston trying to deliver crispy fries," 3 July 2018 Cameras identify imperfections like bruises and black spots, and little puffs of air knock damaged fries off the conveyor belt. — Rachel Abrams, The Seattle Times, "Out of the fryer and into the Uber car: Idaho-based Lamb Weston trying to deliver crispy fries," 3 July 2018 Cameras identify imperfections like bruises and black spots, and little puffs of air knock damaged fries off the conveyor belt. — Rachel Abrams, The Seattle Times, "Out of the fryer and into the Uber car: Idaho-based Lamb Weston trying to deliver crispy fries," 3 July 2018 Cameras identify imperfections like bruises and black spots, and little puffs of air knock damaged fries off the conveyor belt. — Rachel Abrams, The Seattle Times, "Out of the fryer and into the Uber car: Idaho-based Lamb Weston trying to deliver crispy fries," 3 July 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'black spot.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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