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radical sign
noun
: the sign √͞ or √ placed before an expression to denote that the square root is to be extracted or that the root marked by an index (as in ∛ or ∛ for the cube root) is to be extracted
Examples of radical sign in a Sentence
Recent Examples on the Web
Trump rally gun suspect shows radical signs Vem Miller, the Nevada man arrested on Saturday at a checkpoint in southern California allegedly en route to a Donald Trump campaign rally, was associated with a far-right movement called the Sovereign Citizens, according to local officials.
—Nicole Fallert, USA TODAY, 14 Oct. 2024
This phenomenon is most pronounced between the FANG stocks and the broader global equities market, as this chart, courtesy of MarketEar, shows: The all-equity MSCI World (in white) is seeing something like a square-root symbol (or, take your pick, a radical sign).
—Bernhard Warner, Fortune, 23 June 2020
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'radical sign.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1668, in the meaning defined above
Dictionary Entries Near radical sign
Cite this Entry
“Radical sign.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radical%20sign. Accessed 5 Nov. 2024.
Kids Definition
radical sign
noun
: the sign √ placed before an expression in mathematics to indicate that its root is to be found
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