How to Type Delta Symbol on Mac

Charlotte Daniels

Mac, Tutorials

To type the Delta symbol on your Mac, you can follow a few simple steps. The Delta symbol, which looks like an uppercase triangle (∆), is commonly used in mathematics and science to represent change or difference. Here’s how you can easily incorporate this symbol into your Mac documents or text:

Method 1: Using Unicode

1. Open the document or application where you want to insert the Delta symbol. 2. Place your cursor at the desired location for the symbol. 3.

Press Control + Command + Space simultaneously to open the Character Viewer window. 4. In the Character Viewer window, type “delta” in the search bar located at the top right corner. 5. The search results will display various delta symbols; select the one that best suits your needs.

Tip: If you don’t see any delta symbols in the search results, make sure you have selected “All Characters” from the drop-down menu on the left side of the Character Viewer window.

6. Once you’ve selected a delta symbol from the search results, simply click on it to insert it into your document.

Method 2: Using Keyboard Shortcuts


Place your cursor at the desired location for the symbol. Press Option + J simultaneously to type a lowercase delta (δ).

Note: This method only works for lowercase deltas and not for uppercase deltas (∆).

4. If you specifically need an uppercase delta (∆), follow Method 1 or use an online character map tool.

Now that you know how to type a Delta symbol on your Mac, try experimenting with different applications and documents to enhance your work!

  • Tips:
  • If you frequently need to use the Delta symbol, consider creating a keyboard shortcut for it. You can do this by going to “System Preferences” > “Keyboard” > “Text” and adding a new text replacement rule.
  • If you are working with HTML code, you can use the HTML entity code Δ for uppercase Delta and δ for lowercase delta.
  • Remember to check the compatibility of the symbols you use across different platforms or devices to ensure they are displayed correctly.

With these simple methods, you can now easily incorporate the Delta symbol into your Mac documents or text. Whether you’re working on scientific papers, mathematical equations, or simply want to add a touch of uniqueness to your writing, using the Delta symbol can make your content visually engaging and organized.


In this article, we explored two methods for typing the Delta symbol on a Mac. By using Unicode or keyboard shortcuts, you can effortlessly insert this mathematical symbol into your documents.

Remember to experiment with different applications and consider creating custom shortcuts for increased efficiency. Enhance your work with the visually engaging Delta symbol and take your content creation to new heights!

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