Code point
U+22F6
Glyph appearance depends on your fonts.
U+22F6
SmU+22F6 ELEMENT OF WITH OVERBAR is a Unicode 16.0.0 character in the Math Symbol category. It belongs to the Mathematical Operators block.
Choose the representation you need, then copy its value.
U+22F6
8950
⋶
⋶
⋶
E2 8B B6
22F6
000022F6
%E2%8B%B6
\u22F6
\u22F6
\u22F6
\22F6