Loading word page…
Updated June 2026
A lightweight, silvery-white metal element (American spelling; British: aluminium). Widely used in construction, packaging, and manufacturing due to its properties.
“Aluminum is valued for its light weight and resistance to corrosion.”
/ə.ˈlu.mɪ̆.ˌnə̆m/
a·lu·mi·num
American spelling with three U's; -NUM ending
Worth 12 points; M appears twice for positioning
Shorter words formed from the letters in “aluminum”.
9-letter words you can spell by adding one letter to “aluminum”.
Look up aluminum in an authoritative dictionary for full definitions, pronunciation, and etymology.
Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!