Operand
/ˈɑːpərænd/
Definition 1 of 1
Pro Tip 1/3Mathematical Context
In math, 'operand' refers to numbers involved in calculations, not to procedures or methods. 
In 5 * 2 = 10, both 5 and 2 are operands.
Pro Tip 2/3Computing Usage
In programming, operands can be variables, numbers or data that operations act upon. 
In the code 'result = operand1 + operand2', 'operand1' and 'operand2' are operands.
Pro Tip 3/3Operation Types
Operands can be part of unary operations (one operand) or binary operations (two operands). 
'-number' has a unary operator with 'number' as its operand.