HTML Entity for Lowercase O Latin Subscript (ₒ)

Beginner
⏱️ 5 min read
📚 Updated: Jun 2026
🎯 1 Code Example
Unicode U+2092
HTML Entity for Lowercase O Latin Subscript tutorial illustration

What You'll Learn

How to display the Latin subscript small letter o (ₒ) in HTML using hexadecimal, decimal, and CSS escape methods. This character is U+2092 in the Superscripts and Subscripts block. It appears as a small “o” below the baseline, used in mathematical subscripts, scientific notation, and specialized typography.

Render it with ₒ, ₒ, or CSS escape \2092. There is no named HTML entity for this character. In UTF-8 documents you can also type ₒ directly.

⚡ Quick Reference — Lowercase O Latin Subscript Entity

Unicode U+2092

Superscripts and Subscripts

Hex Code ₒ

Hexadecimal reference

HTML Code ₒ

Decimal reference

Named Entity —

No named entity

Reference Table
Name           Value
────────────   ──────────
Unicode        U+2092
Hex code       ₒ
HTML code      ₒ
Named entity   (none)
CSS code       \2092
Meaning        Latin subscript small letter o
Block          Superscripts and Subscripts (U+2070–U+209F)
1

Complete HTML Example

A simple example showing the Latin subscript small letter o (ₒ) using hexadecimal code, decimal HTML code, the character directly, and a CSS content escape:

html
<!DOCTYPE html>
<html>
<head>
 <style>
  #point:after{
   content: "\2092";
  }
 </style>
</head>
<body>
<p>Symbol (hex): &#x2092;</p>
<p>Symbol (decimal): &#8338;</p>
<p>Symbol (direct): ₒ</p>
<p id="point">Symbol (CSS): </p>
<p>Subscript: x&#x2092;</p>
</body>
</html>
Try It Yourself

🌐 Browser Support

The Latin subscript small letter o (ₒ) is supported in all modern browsers as part of Superscripts and Subscripts:

Chrome1+
Firefox1+
Safari1+
Edge12+
Opera4+
Android4.4+
iOS Safari1+

👀 Live Preview

See the Latin subscript small letter o (ₒ) in notation contexts:

Large glyphₒ
Mathematicalxₒ  |  nₒ  |  vₒ
Unicode nameLatin subscript small letter o
Not the same aso (plain)  |  ͦ (combining o above)
NoteH₂O uses subscript 2 (₂), not subscript o
Numeric refs&#x2092; &#8338; \2092

🧠 How It Works

1

Hexadecimal Code

&#x2092; uses the Unicode hexadecimal value 2092 to display the character. The x prefix indicates hexadecimal format.

HTML markup
2

Decimal HTML Code

&#8338; uses the decimal Unicode value 8338 to display the same character. A common method when a numeric reference is needed.

HTML markup
3

Direct Character

Type ₒ directly in HTML when your document uses UTF-8 encoding. There is no named entity for this subscript letter.

HTML markup
4

CSS Entity

\2092 is used in CSS stylesheets, particularly in the content property of pseudo-elements like ::before and ::after.

CSS stylesheet
=

Same visual result

All methods produce the glyph: ₒ. Unicode U+2092 sits in Superscripts and Subscripts. Do not confuse with plain o (U+006F) or combining ͦ (U+0366).

✅

Use Cases

The Latin subscript small letter o (ₒ) is commonly used in:

📊 Mathematical notation

Subscripts in equations, indices, and variable names (xₒ, nₒ, vₒ).

🧬 Scientific writing

Papers, textbooks, and documentation requiring a subscript lowercase o below the baseline.

📚 Educational content

Teaching subscript notation and proper Unicode characters on web pages.

🎨 Typography

Font specimens showcasing Superscripts and Subscripts (U+2070–U+209F) support.

⚙ Programmatic HTML

When building HTML from scientific data, using &#8338; or &#x2092; guarantees correct output.

♿ Accessibility

Using U+2092 ensures proper encoding of subscript characters for assistive technologies.

📝 Specialized notation

Any application requiring a small subscript “o” glyph in HTML content.

💡 Best Practices

Do

  • Serve pages as UTF-8; you can type ₒ directly in UTF-8 source
  • Use numeric references (&#x2092; or &#8338;) when escaping is required
  • Use \2092 in CSS content when generating the symbol via pseudo-elements
  • Use fonts that support Superscripts and Subscripts (U+2070–U+209F)
  • Distinguish ₒ (subscript) from plain o (U+006F) and combining ͦ (U+0366)

Don’t

  • Use plain o styled smaller when the Unicode subscript ₒ is required
  • Confuse ₒ (subscript o) with ͦ (combining o above a base letter)
  • Expect a named HTML entity—none exists for ₒ
  • Put CSS escape \2092 in HTML text nodes
  • Use ₒ for H₂O-style formulas—those use subscript digits like ₂

Key Takeaways

1

Type ₒ directly, or use hex/decimal references

&#x2092; &#8338;
2

For CSS stylesheets, use the escape in the content property

\2092
3

Unicode U+2092 — LATIN SUBSCRIPT SMALL LETTER O

4

Subscript glyph below baseline; not plain o or combining ͦ

5

Previous: Lowercase O Latin (ͦ)   Next: Lowercase O Macron

❓ Frequently Asked Questions

Use &#x2092; (hex), &#8338; (decimal), or \2092 in CSS content. There is no named HTML entity for ₒ. In UTF-8 you can also type ₒ directly.
U+2092 (LATIN SUBSCRIPT SMALL LETTER O). Superscripts and Subscripts block. Hex 2092, decimal 8338. Used in mathematical and scientific notation.
When displaying mathematical subscripts (e.g. xₒ, nₒ), scientific notation, or any content that requires a subscript lowercase o below the baseline.
No. Use numeric codes &#8338; or &#x2092;, or the CSS entity \2092. In UTF-8 pages you can type ₒ directly.
ₒ (U+2092) is a subscript o glyph below the baseline. o (U+006F) is the normal lowercase letter. They are different characters for different typographic roles.

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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
  • Focus Full Stack Development, AWS, and Developer Education

I write practical tutorials so students and working developers can learn by doing—from databases and APIs to deployment on AWS.

AWS Certified Developer – Associate (Credly)

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Lowercase O Latin (ͦ) Lowercase O Macron