<OL TYPE="1"><LI>that which has been made firm<OL TYPE="a"><LI>the firmament, the arch of the sky, which in early times was thought to be solid<OL TYPE="1"><LI>a fortified place</OL><LI>that which furnishes a foundation<OL TYPE="1"><LI>on which a thing rests firmly, support</OL><LI>firmness, steadfastness<OL TYPE="1"><LI>metaph. in a military sense: solid front</OL></OL></OL>