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 There are 2 thirteen-letter words containing B, C, 4O and Y| CHRONOBIOLOGY | • chronobiology n. (Biology) The study of the effects of time on biological systems, especially the effects of periodicity. • CHRONOBIOLOGY n. the study of biological rhythms.
 |  | CORROBORATORY | • corroboratory adj. Serving to corroborate or strengthen. • CORROBORATORY adj. serving to corroborate.
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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: 8 wordsScrabble in French: no wordScrabble in Spanish: no wordScrabble in Italian: no wordScrabble in German: no wordScrabble in Romanian: no word
 
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