| ALU | a chloride used as a wood preservative or catalyst |
|---|---|
| ALU | foil made of aluminum |
| ALU | white crystalline compound that occurs naturally as the mineral gibbsite |
| ALU | a manufacturer of aluminum |
| ALU | any of various forms of aluminum oxide occurring naturally as corundum |
| ALU | a person who has received a degree from a school (high school or college or university) |
| ALU | a person who has received a degree from a school (high school or college or university) |
| ALU | any of several herbs of the genus Heuchera |
| ALU | a substance made of fused alumina |
| ALU | a bronchodilator (trade name Alupent) used to treat asthma and emphysema and other lung conditions |