DEUTERIUM
- isotope of hydrogen, having twice the mass of ordinary hydrogen; heavy hydrogen. Symbol: D; at. wt.: 2.01; at. no.: 1
- heavy hydrogen, an isotope of hydrogen of double mass [n -S]
SCRABBLE® is a registered trademark, and all intellectual property rights in and to the game of Scrabble® are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, which is a subsidiary of Mattel Inc. scrabble-solver.com is not affiliated with SCRABBLE®, Mattel, Spear, or Hasbro in any way.