Aluminum /(ȧ*lū*mĭ*nŭm)/

A·lu·mi·num

Aluminum

n.
  1. The metallic element forming the base of alumina. This metal is white, but with a bluish tinge, and is remarkable for its resistance to oxidation, and for its lightness, having a specific gravity of about 2.6. Atomic weight 27.08. Symbol Al. Also called aluminium.