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𝒐

Mathematical Bold Italic Small O Symbol

𝒐 is the mathematical bold italic small letter O, used to represent styled O symbols in math and notation.

U+1D490

𝒐 is a Unicode math symbol: MATHEMATICAL BOLD ITALIC SMALL O (U+1D490). It’s commonly used when you need an italic, bold-styled lowercase o for mathematical or design notation.

Mathematical Bold Italic Small O Symbol Meaning

𝒐 (U+1D490) is the β€œMathematical Bold Italic Small O” character. It belongs to Unicode’s mathematical alphanumeric symbols and is typically used in contexts where authors distinguish between different typographic styles of the same letter. For example, it can represent an o-type variable, parameter, or placeholder in equations where bold italic styling is meaningful for readability or convention. In typography-heavy designs, it may be used to match a specific math font style or to create consistent branding for mathematical content. When copying, it’s best to use the provided HTML, CSS, or JavaScript escape forms if you need reliable programmatic insertion.

Common uses

  • β€’Typing math variables that require a bold italic lowercase o style
  • β€’Designing equation mockups or UI elements that need typographic consistency
  • β€’Labeling parameters or quantities in STEM documents
  • β€’Creating styled text for educational materials using math characters
  • β€’Programmatically generating mathematical notation in web content

Examples

𝒐 Mathematical Bold Italic Small O

  • 𝒐Let 𝒐 be a variable in the formula.
  • 𝒐Compute the value of 𝒐 for n=5.
  • 𝒐The parameter 𝒐 adjusts the curve shape.
  • 𝒐Use 𝒐 as the initial offset.
  • 𝒐Define f(𝒐) to evaluate the expression.

Variations

Ready to copy

Technical codes

UnicodeU+1D490
HTML Entity𝒐
HTML Code𝒐
CSS\1D490

FAQ

What does the Mathematical Bold Italic Small O symbol mean?

𝒐 (U+1D490) is the β€œMathematical Bold Italic Small O” character. It belongs to Unicode’s mathematical alphanumeric symbols and is typically used in contexts where authors distinguish between different typographic styles of the same letter. For example, it can represent an o-type variable, parameter, or placeholder in equations where bold italic styling is meaningful for readability or convention. In typography-heavy designs, it may be used to match a specific math font style or to create consistent branding for mathematical content. When copying, it’s best to use the provided HTML, CSS, or JavaScript escape forms if you need reliable programmatic insertion.

What Unicode character is 𝒐?

𝒐 is MATHEMATICAL BOLD ITALIC SMALL O with Unicode code point U+1D490.

How do I copy 𝒐 reliably?

You can copy the character directly (𝒐). For programmatic insertion, use HTML: 𝒐 or CSS/JS escapes.

What are the HTML, CSS, and JavaScript escapes for 𝒐?

HTML entity: 𝒐. CSS escape: \\1D490. JavaScript escape: \\u{1D490}.

When should I use this symbol instead of a regular 'o'?

Use 𝒐 when you need the specific mathematical bold italic styling to match equations, variables, or typography conventions.