1 3. Hi-lift track, which is used when the ceiling is unusually high, but the door must still retract to a horizontal position. 2  You should be able to raise your door in 1' increments and the door should stay in place where you stop it. 3  When the door comes down, it lowers in a controlled manner and doesn't slam.
aristocracy. 1  a class of persons holding exceptional rank and privileges, especially the hereditary nobility. 2  a government or state ruled by an aristocracy, elite, or privileged upper class. 3  government by those considered to be the best or most able people in the state.
Aristocracy is a kind of government that puts power in the hands of a small, privileged ruling class. In Ancient Greek, the word aristocracy means the rule of the best, but it has come to be linked with rule by royal families. There are different kinds of aristocracy with different ways the government is set up. In history, most aristocracies are hereditary.