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

Type of: moderator

Encyclopedia: Heavy water

• foreordain
• foreordained
• foreordination
• forepart
• forepaw
• foreperson
• foreplay
• forequarter
• forereach
• forerun
• forerunner
• foresaid
• foresail
• foresee
• foreseeable
• foreseer
• foreshadow
• foreshadowing
• foreshank
• foreshock
• foreshore
• foreshorten
• foreshow
• foresight
• foresighted