meaning: (used of a device) designed so that a property (as e.g. light) can be varied (adjective)

example:a variable capacitor

meaning: liable to or capable of change (adjective)

example:rainfall in the tropics is notoriously variable

meaning: marked by diversity or difference (adjective)


meaning: a quantity that can assume any of a set of values (noun)


meaning: a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity (noun)

meaning: something that is likely to vary (noun)

meaning: a star that varies noticeably in brightness (noun)