radical sign in English
noun
1
the sign √, which indicates the square root of the number following (or a higher root indicated by a preceding superscript numeral).
Use "radical sign" in a sentence
Below are sample sentences containing the word "radical sign" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "radical sign", or refer to the context using the word "radical sign" in the English Dictionary.
1. So you end up with minus 20 under the radical sign.
2. And the radical sign doesn't just have to apply to a square root.
3. But if you just write a radical sign, you're actually referring to the positive square root, or the principal square root.