HTML Entity for Minus Sign Below (̠)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+0320

What You'll Learn

How to display the combining minus sign below (̠) in HTML using hexadecimal, decimal, and CSS escape methods. This character is U+0320 (COMBINING MINUS SIGN BELOW) in the Combining Diacritical Marks block (U+0300–U+036F)—a nonspacing mark that renders a minus sign beneath the preceding base character, for example .

Render it with ̠, ̠, or CSS escape \320. There is no named HTML entity. As a combining character, it must follow a base character for correct display. Do not confuse ̠ with the mathematical minus sign (U+2212).

⚡ Quick Reference — Minus Sign Below

Unicode U+0320

Combining Diacritical Marks

Hex Code ̠

Hexadecimal reference

HTML Code ̠

Decimal reference

Named Entity

Use numeric codes only

Reference Table
Name           Value
────────────   ──────────
Unicode        U+0320
Hex code       ̠
HTML code      ̠
Named entity   (none)
CSS code       \320
Meaning        Combining minus sign below
Type           Combining mark (nonspacing, Mn)
Related        U+2212 = minus sign (−)
1

Complete HTML Example

This example demonstrates the combining minus sign below (̠) using hexadecimal code, decimal HTML code, and a CSS content escape. The combining examples show it after base letters:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point::after{
   content: "\320";
  }
 </style>
</head>
<body>
<p>Mark alone (hex): &#x320;</p>
<p>Mark alone (decimal): &#800;</p>
<p>Combined: x&#x320; a&#800;</p>
<p id="point">CSS Entity after this text: </p>
</body>
</html>
Try it Yourself

🌐 Browser Support

Combining diacritical marks are widely supported in modern browsers when paired with a base character:

Chrome 1+
Firefox 1+
Safari 1+
Edge 12+
Opera 4+
Android 4.4+
iOS Safari 1+

👀 Live Preview

See the combining minus sign below (̠) with base characters:

Combined x
Combined a
Mark alone ̠
vs minus sign x̠ combining   − minus
Numeric refs &#x320; &#800; \320

🧠 How It Works

1

Hexadecimal Code

&#x320; uses the Unicode hexadecimal value 320. Place it immediately after the base character in HTML markup.

HTML markup
2

Decimal HTML Code

&#800; uses the decimal Unicode value 800 to display the same combining mark.

HTML markup
3

CSS Entity

\320 is used in CSS stylesheets, particularly in the content property of pseudo-elements like ::after.

CSS stylesheet
=

Combining result

With a base character: . Unicode U+0320 is a nonspacing mark in Combining Diacritical Marks. No named HTML entity—use numeric codes in markup.

Use Cases

The combining minus sign below (̠) is commonly used in:

💬 Phonetics

IPA and phonetic transcription with below-minus diacritics.

📚 Linguistics

Scholarly notation and language documentation.

📝 Typography

Diacritic annotation and specialized text layout.

⚙ Unicode testing

Verifying combining-character rendering in browsers and fonts.

💻 Technical docs

Character-set references and encoding guides.

📄 Reference guides

HTML entity tutorials and Unicode symbol documentation.

💡 Best Practices

Do

  • Place ̠ immediately after the base character (e.g. x&#x320;)
  • Use &#x320; or &#800; consistently per project
  • Serve pages with UTF-8 (<meta charset="utf-8">)
  • Use fonts that support Combining Diacritical Marks
  • Distinguish ̠ from mathematical minus −

Don’t

  • Use ̠ as a standalone subtraction operator—use − instead
  • Put the combining mark before the base character
  • Put CSS escape \320 in HTML text nodes without context
  • Use HTML entities in JS (use \u0320)
  • Use padded Unicode notation like U+00320—the correct value is U+0320

Key Takeaways

1

Two HTML references for the combining mark

&#x320; &#800;
2

For CSS, use \320 in the content property

3

Unicode U+0320 — COMBINING MINUS SIGN BELOW

4

Always follow a base character—it is a combining diacritic

5

Not the same as minus sign − (U+2212)

❓ Frequently Asked Questions

Use &#x320; (hex) or &#800; (decimal) immediately after a base character (e.g. x&#x320;). Or use \320 in CSS content. No named HTML entity exists for U+0320.
U+0320 (COMBINING MINUS SIGN BELOW). Combining Diacritical Marks block (U+0300–U+036F). Hex 320, decimal 800. Nonspacing combining mark (Mn).
For phonetic transcription, linguistic notation, diacritic annotation, and Unicode documentation where a minus mark below a base character is required.
No. ̠ is a combining diacritic that attaches below a base character. − is U+2212 (MINUS SIGN), a standalone mathematical subtraction operator.
HTML references (&#800; or &#x320;) go in markup after the base character. The CSS escape \320 is used in stylesheets, typically in the content property of pseudo-elements.

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About the author

Mari Selvan M P
Mari Selvan M P 🔗

Developer, cloud engineer, and technical writer

  • Experience 12 years building web and cloud systems
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I write practical tutorials so students and working developers can learn by doing—from databases and APIs to deployment on AWS.

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