1. (noun) a notation used by mathematicians

• binary notation
• decimal notation
• decimal point
• percentage point
• point
• duodecimal notation
• exponent
• index
• power
• fixed-point notation
• fixed-point representation system
• floating-point notation
• floating-point representation system
• hexadecimal notation
• sexadecimal notation
• infix notation
• number representation system
• number system
• numeration system
• system of numeration
• octal notation
• parenthesis-free notation
• sign

1. (noun) a notation used by mathematicians

• notation
• notational system