black spot

noun

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Your homemade baking soda spray can also be used as a treatment for other fungal diseases, like anthracnose, scab, botrytis, and black spot on roses. Lauren Landers, Better Homes & Gardens, 27 May 2025 Give roses a summer grooming and control black spot. 68. Tom MacCubbin, The Orlando Sentinel, 28 June 2025 But aside from the dog's size, Eli stood out as the only one in the litter without black spots that Dalmatians are known to have, despite the parents being both purebred. Liz O'Connell, MSNBC Newsweek, 26 June 2025 According to the initial filing, the 58-year-old woke up on June 13 with black spots in his vision. Lily Ford, HollywoodReporter, 20 June 2025 See All Example Sentences for black spot

Word History

First Known Use

1832, in the meaning defined at sense 2

Time Traveler
The first known use of black spot was in 1832

Browse Nearby Words

Cite this Entry

“Black spot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/black%20spot. Accessed 14 Jul. 2025.

Medical Definition

black spot

noun
: a spotting of frozen meat caused by an imperfect fungus of the genus Cladosporium (C. herbarum)

More from Merriam-Webster on black spot

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!