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

Type of: moderator

Encyclopedia: Heavy water

• juvenilia
• juvenility
• juxtapose
• juxtaposed
• juxtaposition
• JV
• Jyaistha
• Jylland
• Jynx
• k
• K particle
• K ration
• K'ung Futzu
• K-Dur 20
• K-lor
• K-lyte
• k-meson
• K.E.
• K2
• Ka
• Kaaba
• kabala
• kabbala
• kabbalah
• kabbalism