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There are 3 nine-letter words beginning with ACETYL

ACETYLATEacetylate v. (Chemistry) To react with acetic acid or one of its derivatives; to introduce one or more acetyl groups…
ACETYLATE v. to introduce the acetyl radical into (a compound).
ACETYLENEacetylene n. (Organic chemistry, countable) Any organic compound having one or more carbon–carbon triple bonds; an alkyne.
acetylene n. (Organic chemistry, uncountable) Ethyne; the simplest alkyne, a hydrocarbon of formula HC≡CH. It is…
acetylene n. A lamp powered by acetylene, particularly a motor vehicle headlight.
ACETYLIDEacetylide n. (Organic chemistry) Any organic compound derived from acetylene or a terminal acetylene by replacing…
ACETYLIDE n. any of a class of carbides in which the carbon is present as a diatomic divalent ion.

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.

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See this list for:

  • English Wiktionary: 8 words
  • Scrabble in French: 10 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: 1 word
  • Scrabble in Romanian: no word


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