mathsymbol
nounUK /ˈmæθˌsɪmbəl/
US /ˈmæθˌsɪmbəl/
A math symbol is a little sign that stands for a number or an idea in math.
The plus sign is a math symbol that means add.
OTHER MEANINGS
2. A character like +, -, or = used in arithmetic.
We learned each math symbol and what it does.
3. A shorthand mark that replaces words in a math sentence.
The math symbol for 'is less than' looks like a hungry mouth.
4. A picture or letter that stands for an unknown value.
In algebra, the letter x is a math symbol for a mystery number.