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Circled Ring Operator Symbol

⊚ is the Circled Ring Operator symbol, code point U+229A, used as a compact math/operator mark.

U+229A

⊚ is a math symbol called the Circled Ring Operator. It’s often used as a distinctive operator-like glyph in formulas and diagrams. This page helps you understand it and copy it reliably across tools and code.

Circled Ring Operator Symbol Meaning

⊚ (Circled Ring Operator) is a Unicode character categorized under “Math.” As its name suggests, it visually combines a circled outline with a ring operator feel, making it useful where you want an operator-like marker distinct from more common symbols. In practice, people include ⊚ in mathematical expressions, symbolic notation, and labeling to indicate a specific operation, transformation, or special operator in their own system. Because it’s relatively niche, it can also be used stylistically in typography, UI icon sets, or diagrams when you need a compact, circular operator symbol that stands out.

Common uses

  • Marking a custom operator in mathematical notation
  • Labeling transformations or special steps in diagrams
  • Using as a typographic bullet or operator mark in documents
  • Creating distinctive notation in educational materials
  • Displaying in UI mockups or design systems as a math-like icon

Examples

⊚ Circled Ring Operator (U+229A)

  • Let f(x) ⊚ g(x) represent the combined operation.
  • Apply ⊚ to transform the input set into the output set.
  • We define the operator ⊚ on each element independently.
  • The diagram step labeled ⊚ indicates a normalization step.
  • Use ⊚ when you need a circled operator in notation.

Ready to copy

Technical codes

UnicodeU+229A
HTML Entity⊚
HTML Code⊚
CSS\229A

FAQ

What does the Circled Ring Operator symbol mean?

⊚ (Circled Ring Operator) is a Unicode character categorized under “Math.” As its name suggests, it visually combines a circled outline with a ring operator feel, making it useful where you want an operator-like marker distinct from more common symbols. In practice, people include ⊚ in mathematical expressions, symbolic notation, and labeling to indicate a specific operation, transformation, or special operator in their own system. Because it’s relatively niche, it can also be used stylistically in typography, UI icon sets, or diagrams when you need a compact, circular operator symbol that stands out.

What is the Unicode code point for ⊚?

⊚ is U+229A (Unicode name: CIRCLED RING OPERATOR).

How can I copy ⊚ into HTML?

Use the HTML entity: ⊚.

How do I write ⊚ in CSS or strings with escapes?

You can use the CSS escape \\229A. In JavaScript with Unicode escapes, use \\u{229A}.

Is ⊚ a common mathematical operator with a universal meaning?

It’s categorized under Math, but the exact meaning can vary by author or notation system; many users treat it as a distinctive custom operator mark.

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