⊇
Symbol  Format  Data 

⊇  Code Point 
U+2287 
TeX 
\supseteq 

SVG 
The superset or equal to symbol is used in math to describe the relationship between two sets. Typically, the symbol appears in an expression like this:
In plain language, this means that the set is a superset or equal to the set .
The superset symbol is used in math to express that one set is a superset of another set.
The subset symbol is used in math to describe the relationship between two sets.
The subset or equal symbol is used in math to describe the relationship between two sets.
The superset operator in set theory is denoted using the superset symbol which looks like a U turned ninety degrees counter clockwise with a horizontal line underneath.