Protium

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. The most abundant isotope of hydrogen, H1, with atomic mass 1.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. The lightest and most common isotope of hydrogen, having a single proton and no neutrons - 11H
  • n. An atom of this isotope.
    • The Century Dictionary and Cyclopedia
  • n. A genus of polypetalous trees of the order Burseraceæ and tribe Bursereæ.
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • n. genus of chiefly tropical American trees having fragrant wood and yielding gum elemi
    • Hypernym
    Words that are more generic or abstract
    rosid dicot genus   
    Same Context
    Words that are found in similar contexts
    tritium    quadrium    deuterium   
     
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