1. A radioactive transuranic element; discovered by bombarding americium with helium
   - berkelium, Bk

Type of: metal, metallic element

• Thamnophis proximus
• Thamnophis sauritus
• Thamnophis sirtalis
• than
• thana
• thanatology
• thanatophobia
• thanatopsis
• Thanatos
• Sparidae
• sparing
• sparingly
• spark
• spark advance
• spark arrester
• spark chamber
• spark coil
• spark counter
• spark gap
• spark lever
• spark off
• spark plug
• spark transmitter
• sparker
• sparking plug