Technical term in mathematics and computing for a symbol or function representing an operation (e.g., +, -, *, /).
In this expression, please pay attention to operator precedence.
In programming, arithmetic operators and logical operators are often used.
operand
ternary operator; conditional operator
binary operator
assignment operator
Compound of 演算 (calculation, operation) + 子 (suffix for a small entity or element). The exact historical derivation is uncertain; the term is a modern technical coinage.