The Element Of with Long Horizontal Stroke symbol (⋲). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Math.
The quickest way is to copy ⋲ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
⋲ is U+22F2 (decimal 8946).
Use ⋲ in HTML to render ⋲ on a web page.
On Windows you can type it with Alt+8946 (hold Alt and enter the number on the numeric keypad).
Yes — copying is completely free and unlimited, and works right in your browser with no sign-up.