Plus Sign In Triangle Symbol
⨹ is the plus sign placed inside a triangle.
U+2A39
⨹ is a mathematical symbol character known as the plus sign in triangle. It’s useful when you need a compact icon-like marker for operations or emphasis. This page helps you copy it reliably across platforms.
Plus Sign In Triangle Symbol Meaning
The character ⨹ (Unicode U+2A39) is labeled “PLUS SIGN IN TRIANGLE.” Visually, it combines a plus operator with a triangular frame, making it stand out in notation, diagrams, and symbol sets. In practice, it’s often used as a “marked plus” rather than a basic plus sign, which can help distinguish one type of operation or step from others. Because it has a dedicated Unicode code point, it’s commonly preferred over image-based icons when you want consistent text rendering in math, documentation, and UI labels.
Common uses
- •Math notes and worksheets to mark a specific kind of addition or rule
- •Diagram annotations where a plus operation needs a highlighted marker
- •UI badges or labels for “add/plus” actions in a stylized math theme
- •Technical documentation to reference or denote a particular operator family
- •Education materials to visually separate different operations in the same layout
Examples
⨹ Plus sign in triangle
- ⨹We apply ⨹ to combine the terms.
- ⨹Step ⨹ indicates the addition rule for this section.
- ⨹The graph marks each junction with ⨹.
- ⨹Choose ⨹ to add a new item.
- ⨹In the proof, ⨹ appears before the transformation.
Variations
Ready to copy
Technical codes
| Unicode | U+2A39 | |
| HTML Entity | ⨹ | |
| HTML Code | ⨹ | |
| CSS | \2A39 |
FAQ
What does the Plus Sign In Triangle symbol mean?
The character ⨹ (Unicode U+2A39) is labeled “PLUS SIGN IN TRIANGLE.” Visually, it combines a plus operator with a triangular frame, making it stand out in notation, diagrams, and symbol sets. In practice, it’s often used as a “marked plus” rather than a basic plus sign, which can help distinguish one type of operation or step from others. Because it has a dedicated Unicode code point, it’s commonly preferred over image-based icons when you want consistent text rendering in math, documentation, and UI labels.
What is the Unicode code point for ⨹?
⨹ is Unicode U+2A39.
How can I copy ⨹ into HTML?
Use the HTML entity: ⨹
How do I use ⨹ in CSS or stylesheets?
You can use the CSS escape: \\2A39.
Can I insert ⨹ in JavaScript?
Yes. Use the JavaScript escape: \\u{2A39}.