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Description & Usage
The Square Root Symbol is √. Its Unicode code point is U+221A, HTML entity is √, CSS escape is \\221A, and JavaScript escape is \u221A.
Square root sign (√) is a math Unicode character for equations, comparisons, operators, set notation, or technical explanations within greater than symbol in the operators group.
Practical use
Use Square root sign in short plain-text math where a single operator or relation is clearer than spelling it out.
Compatibility
Square root sign is a Unicode character, but exact shape, weight, spacing, and fallback behavior depend on the font and platform.
Use the primary copy button for the actual character. Use the implementation codes when you need to place the same symbol in HTML, CSS, JavaScript, or technical documentation.
Related Symbols
View categoryWhere this category helps
Plain-text equations
Greater Than Symbol help write readable equations, constraints, and comparisons in notes, comments, worksheets, and documentation.
Technical explanations
Unicode math signs are useful in prose, but complex expressions should stay in LaTeX, MathML, or an equation editor. For greater than symbol, keep the surrounding label and detail notes aligned with the intended use.
Readable comparisons
Choose the simplest relation or operator that preserves meaning, especially in accessibility-sensitive UI and learning materials. For greater than symbol, keep the surrounding label and detail notes aligned with the intended use.
Related categories
Move from greater than symbol into nearby categories when you need related Unicode signs, alternate notation, or a clearer symbol family.
FAQ
How do I copy the Square Root?
Use the copy button on SymbolCopy to copy Square Root to your clipboard, then paste it into your document, app, website, or social post.
What is the Unicode for Square Root?
The Unicode value for Square Root is U+221A.