radical sign


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radical sign

n. Mathematics
1. The sign √ placed before a quantity, indicating extraction of the root designated by a raised integer. When extracting a square root, the raised integer is customarily omitted.
2. The radical sign together with a horizontal bar extending from its top to the end of the expression from which a root is to be extracted.

radical sign

n
(Mathematics) the symbol √ placed before a number or quantity to indicate the extraction of a root, esp a square root. The value of a higher root is indicated by a raised digit in front of the symbol, as in 3

rad′ical sign`


n.
Math.
the symbol √ or ^(1/2) indicating extraction of a root of the quantity that follows it, as √25=5.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.radical sign - a sign indicating the extraction of a root
sign - a character indicating a relation between quantities; "don't forget the minus sign"
Translations

radical sign

n (Math) → Wurzelzeichen nt
References in periodicals archive ?
"I do not know what did not give me the strength to sleep at night, and it is with the light from my kerosene lamp that I started learning physics and math on my own, even though before this I did not know what the radical sign stood for.
Victory over Bolton took Liverpool to 70 points for only the second time since 1996, and that's a radical sign of improvement the players acknowledge.
A brief lecture was read from note cards, and all participants received the same rules for reflections and shifts in the square root functions relating to the effects of combinations of negative and positive signs in front of and inside the radicals in conjunction with positive and negative constants inside radical signs. As in the original instructional sequence in Experiment 1, the effects of constants positioned after the radical sign (or parentheses) were briefly reiterated.