[uhn-ree-uh-lahy-zuh-buh
l] 
| 1. | incapable of being made actual or real, as an ideal or ambition: His dream of military glory was unrealizable. |
| 2. | incapable of being sensed or understood; unthinkable. |
| unrealizable | |
adjective | |
| impossible to achieve; "an unattainable goal" [syn: unachievable] |