| AST | a star-shaped character * used in printing |
|---|---|
| AST | mark with an asterisk |
| AST | marked with an asterisk |
| AST | (astronomy) a cluster of stars (or a small constellation) |
| AST | (mineralogy) a six-rayed star-shaped figure seen in some crystal structures under reflected or transmitted light |
| AST | relating to asterisms or constellations |
| AST | (of a ship or an airplane) behind |
| AST | at or near or toward the stern of a ship or tail of an airplane |
| AST | stern foremost or backward |
| AST | (anatomy) not connected to the sternum or breastbone |
| AST | any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter) |
| AST | shaped like a star |