American English pronunciation
How to pronounce keystones
IPA transcription: ['kis,toʊnz]
Hear “keystones” pronounced
['kis,toʊnz]
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['kis,toʊnz]
Quality: 0.99
['kis,toʊnz]
Quality: 0.99
Noun
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a central cohesive source of support and stability
“faith is his anchor”
“the keystone of campaign reform was the ban on soft money”
“he is the linchpin of this firm”
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the central building block at the top of an arch or vault
Usage examples
- Old keystones can decay due to vibration, a condition known as bald arch.