4. (noun)
variable
- a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity Synonyms: variablestar, variablequantity
5. (adj)
variable
- liable to or capable of change Synonyms: varying
6. (adj)
varying, variable
- marked by diversity or difference Synonyms: varying, variable
7. (adj)
variable
- (used of a device) designed so that a property (as e.g. light) can be varied Synonyms: varying