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 There are 5 twelve-letter words containing D, G, H, 2N, O, R and Y| ANTIHYDROGEN | • antihydrogen n. (Physics, uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron… • antihydrogen n. (Physics, countable) An atom of the antimatter equivalent of hydrogen.
 • ANTIHYDROGEN n. an antimatter form of hydrogen.
 |  | CHONDRIFYING | • chondrifying v. Present participle of chondrify. • CHONDRIFY v. to convert, or be converted, into cartilage.
 |  | HETERODYNING | • heterodyning v. Present participle of heterodyne. • HETERODYNE v. to change the frequency of (a signal) by imposing on a continuous wave another of slightly different length to produce beats.
 |  | HYDROPLANING | • hydroplaning v. Present participle of hydroplane. • hydroplaning n. (Automotive, US, Canada) The loss of contact with the road because of surface water. The act of aquaplaning.
 • HYDROPLANE v. to travel by hydroplane, a light, flat-bottomed motorboat.
 |  | MONOHYDROGEN | • monohydrogen n. (Chemistry, in combination) A single hydrogen atom in a compound. • MONOHYDROGEN adj. designating compounds containing one hydrogen atom or ion for each combining radical or ion, e.g. disodium monohydrogen orthophosphate.
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 Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.Definitions are short excerpt from the WikWik.org and 1Word.ws.
 
 See this list for:English Wiktionary: 11 wordsScrabble in French: 1 wordScrabble in Spanish: no wordScrabble in Italian: no wordScrabble in German: no wordScrabble in Romanian: no word
 
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