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 There are 5 thirteen-letter words containing D, H, N, X and Y| CHALCEDONYXES | • CHALCEDONYX n. an agate of alternating white opaque and greyish transparent chalcedony. |  | HYDROXYLAMINE | • hydroxylamine n. (Inorganic chemistry) An explosive inorganic derivative of ammonia, NH2OH, used as a reducing agent… • hydroxylamine n. (Organic chemistry) Any organic derivative of this compound.
 • HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions.
 |  | HYDROXYLATING | • hydroxylating v. Present participle of hydroxylate. • HYDROXYLATE v. to introduce hydroxyl into.
 |  | HYDROXYLATION | • hydroxylation n. (Organic chemistry) The introduction of a hydroxyl group into a molecule, especially by the replacement… • HYDROXYLATION n. the act of hydroxylating.
 |  | HYPEREXTENDED | • hyperextended adj. Extremely long; extended greatly. • hyperextended v. Simple past tense and past participle of hyperextend.
 • HYPEREXTEND v. to extend so that the angle between bones of a joint is greater than normal.
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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: 45 wordsScrabble in French: 3 wordsScrabble in Spanish: no wordScrabble in Italian: no wordScrabble in German: no wordScrabble in Romanian: no word
 
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