1. Water containing a substantial proportion of deuterium atoms, used in nuclear reactors
   - deuterium oxide

Type of: moderator

Encyclopedia: Heavy water

• dimpled chad
• dimply
• dimwit
• din
• Din Land
• dinar
• Dindymene
• dine
• dine in
• dine out
• diner
• dinero
• Dinesen
• dinette
• ding
• ding-a-ling
• dingbat
• dingdong
• dinge
• dinger
• dinghy
• dingily
• dinginess
• dingle
• dingo