a quantity that can assume any of a set of values | the topology of a network whose components are connected to a hub |
a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity | a star-shaped character * used in printing |
something that is likely to vary; something that is subject to variation | (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior |
a star that varies noticeably in brightness | any celestial body visible (as a point of light) from the Earth at night |
| an actor who plays a principal role |
| someone who is dazzlingly skilled in any field |
| a performer who receives prominent billing |
| a plane figure with 5 or more points; often used as an emblem |