Type Eta lower case η in Word, Excel, PowerPoint and Outlook

Type the Eta – lower case η into Microsoft Word, Excel, PowerPoint or Outlook.  Both in Office for Windows and Office for Mac.

Eta – lower case η symbol is the 7th letter of the Greek alphabet. The symbol is used within various contexts. In Economics, it represents elasticity. To Oceanographers it’s the measurement of sea-level height which is above or below the mean sea-level at the same location.

How Eta – lower case η looks in different fonts.

Here’s some examples of how Eta – lower case η looks in common Office fonts.

Eta – lower case η codes

These are the important code numbers or values you’ll need to enter the Eta – lower case or η

Decimal:  951  Hex:   3b7

Web:  η or η

(web codes aren’t used in Microsoft Office, we’ve included them for the sake of completeness.)

Word and Outlook

The Eta – lower case η  sign does NOT have an inbuilt shortcut in Word.

Use the standard Word Alt + X symbol shortcut 3b7  + Alt + X

Once in a document you can copy it to AutoCorrect and make your own shortcut.

Word, Excel, PowerPoint and Outlook

Insert | Symbols | Symbol and look for the  Eta – lower case symbol.


In Windows there are several shortcuts to enter the Eta – lower case η  character into any program, but they use a numeric keypad, not the number row above the letters.

Alt + 951  

Windows Character Map

The Windows Character Map accessory in all Windows releases η

Character Map has a search feature, something missing from the Insert | Symbol in Office.

Window 11/10 Emoji Panel

The Windows 11/10 Emoji Panel has the Eta – lower case η. Use Win + . (period/fullstop) to open the panel.

Choose the Symbols tab (the third of the top row icons), then the Language Symbols section which is marked by the capital Ω … handy that.  To find the Eta – lower case η, look within the first row.

MacOS and Office for Mac inserting characters

On a Mac, to enter the Eta – lower case η symbol:

  • Command + Control + Spacebar shortcut to open the Character Viewer.  
  • Search for “ Eta  “ and the Viewer should find the symbol you need.

Despite the name Character Viewer, the Apple system tool will also insert characters into any program, including Office for Mac.

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