1. A soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite
   - strontium, Sr

Type of: metal, metallic element

Part of: celestite, strontianite

• half-term
• half-timber
• half-timbered
• half-tracked
• half-truth
• half-wit
• half-witted
• half-yearly
• halfback
• halfbeak
• halfhearted
• halfpenny
• halfpennyworth
• halftime
• halftone
• halftone engraving
• halfway
• halfway house
• Haliaeetus
• Haliaeetus leucocephalus
• Haliaeetus leucorhyphus
• Haliaeetus pelagicus
• Haliatus albicilla
• halibut
• halibut-liver oil