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ketene
[ kee-teen ]
noun
, Chemistry.
- a colorless, poisonous gas, C 2 H 2 O, irritating to the lungs, prepared from acetone or acetic acid by pyrolysis: used chiefly in the manufacture of certain commercial chemicals, as acetic anhydride and aspirin.
ketene
/ ˈkɛt-; ˈkiːtiːn /
noun
- a colourless irritating toxic gas used as an acetylating agent in organic synthesis. Formula: CH 2 :CO Also calledethonone
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