Meaning of the word touchstone in English

What does touchstone mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

touchstone

US /ˈtʌtʃ.stoʊn/
UK /ˈtʌtʃ.stoʊn/

Noun

1.

an established standard or principle by which something is judged:

Example:
Until relatively recently, the Japanese car industry was the touchstone of international success.
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