dubnium /dubˈni-əm/

1. An artificially produced radioactive transuranic element (symbol Db; atomic no 105), formerly called unnilpentium, joliotium and hahnium
2. A former name for rutherfordium (see under rutherford)

• guesswork
• guessworks
• guest
• guest beer
• guest beers
• guest-chamber
• guest-chambers
• guested
• guesten
• guestened
• guestening
• guestens
• guest-house
• guest-houses
• guestimate
• guestimated
• guestimates
• guestimating
• guesting
• guest-night
• guest-nights
• guest of honour
• guest-room
• guest-rooms
• guest rope