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 List of 12-letter words containing •••••••Click to add a ninth letter
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 There is only one twelve-letter word containing D, 2I, L, 3O and R| RADIOBIOLOGY | • radiobiology n. (Biology) The study of the effects of ionizing radiation on living organisms. • radiobiology n. (Biochemistry) The use of radioactive labels to study biological processes. • RADIOBIOLOGY n. a branch of biology dealing with the effects of radiation or radioactive materials on biological systems. |  
 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: 12 words
 - Scrabble in French: no word
 - Scrabble in Spanish: 8 words
 - Scrabble in Italian: 26 words
 - Scrabble in German: no word
 - Scrabble in Romanian: 83 words
 
 
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