Code point
U+223B
Glyph appearance depends on your fonts.
U+223B
SmU+223B HOMOTHETIC 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+223B
8763
∻
∻
∻
E2 88 BB
223B
0000223B
%E2%88%BB
\u223B
\u223B
\u223B
\223B