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Capital omicron symbol Ο

The Greek capital letter omicron (Ο), used in Greek text and as a variable or constant in math, science and engineering.

Ο
Symbol
Unicode
HTML entity
HTML code
CSS

Related symbols

How to type the capital omicron symbol

How do I type the capital omicron symbol?

The easiest way is to copy it from this page and paste it. On iPhone and Android, copy it here and paste, or add it as a keyboard text replacement.

How do I insert the capital omicron symbol in Word?

Type 039F and then press Alt+X, and Word turns it into Ο. You can also use Insert, Symbol.

What is the HTML code for the capital omicron symbol?

Use Ο or Ο in HTML, or \039F in CSS content.