the principal field of study of a student at a university | the topology of a network whose components are connected to a hub |
a commissioned military officer in the United States Army or Air Force or Marines; below lieutenant colonel and above captain | a star-shaped character * used in printing |
a university student who is studying a particular field as the principal subject | (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior |
| 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 |