> Modulo is not an operator, "operator" is being used as a term of art in programming language design, to describe a symbol used to indicate that an operation

> Modulo is not an operator, "operator" is being used as a term of art in programming language design, to describe a symbol used to indicate that an operation should be performed on one or more operands. https://en.wikipedia.org/wiki/Operator_(computer_programming) https://en.wikipedia.org/wiki/Operator_(computer_programming... So the "%" symbol is an operator in C and Python, and it is standard usage to describe the operator that performs a mathematical function "X" as the "X operator".