Illustration of grindstone
- grindstone 2
grindstone
noun
grind·stone
ˈgrīn(d)-ˌstōn 
2
: a flat circular stone of natural sandstone that revolves on an axle and is used for grinding, shaping, or smoothing
Examples of grindstone in a Sentence
Recent Examples on the Web
So, what's a 'grindstone' anyway? Grindstones are thick disks of stone — often sandstone — used for grinding, sharpening, or polishing metal objects, or for milling grains into flour.
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Jalen Williams, Detroit Free Press, 3 Jan. 2025
Those born under the sign are also not afraid to put their nose to the grindstone.
—Olivia Munson, USA TODAY, 22 Dec. 2024
In a series of discoveries spanning about 23,000 years, archaeologists have found ceremonial arrangements of stones, broken stalactites, a small grindstone, patches of calcite powder, and quartz crystals.
—science.org, 3 July 2024
Take this as your cosmic cue to roll up your sleeves and put your nose to the grindstone.
—Tarot.com, Orlando Sentinel, 27 June 2024
See all Example Sentences for grindstone 
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Jalen Williams, Detroit Free Press, 3 Jan. 2025
Those born under the sign are also not afraid to put their nose to the grindstone.
—Olivia Munson, USA TODAY, 22 Dec. 2024
In a series of discoveries spanning about 23,000 years, archaeologists have found ceremonial arrangements of stones, broken stalactites, a small grindstone, patches of calcite powder, and quartz crystals.
—science.org, 3 July 2024
Take this as your cosmic cue to roll up your sleeves and put your nose to the grindstone.
—Tarot.com, Orlando Sentinel, 27 June 2024
See all Example Sentences for grindstone
Dictionary Entries Near grindstone
Cite this Entry
“Grindstone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grindstone. Accessed 16 Feb. 2025.
Copy CitationKids Definition
grindstone
noun
grind·stone
ˈgrīn-ˌstōn
: a stone disk that turns on an axle and is used for grinding or sharpening
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