hydrogenation

hydrogenation
noun
a chemical process that adds hydrogen atoms to an unsaturated oil
-

food producers use hydrogenation to keep fat from becoming rancid

• Derivationally related forms: ↑hydrogenate

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\\ˌhīdrə̇jə̇ˈnāshən, hīˌdräjə̇ˈ-\ noun (-s)
Etymology: International Scientific Vocabulary hydrogen + -ation
: the process of hydrogenating: as
a. : the addition of hydrogen to the molecule of an unsaturated organic compound usually in the presence of a catalyst (as nickel) and often at elevated temperature and pressure

hydrogenation of benzene to cyclohexane

b. : a decomposition (as of hydrocarbons) at high temperature and pressure with addition of hydrogen to the molecules formed : hydrogenolysis

hydrogenation of coal to gasoline and oils

— called also destructive hydrogenation

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hydrogenāˈtion noun
• • •
Main Entry: ↑hydrogen

Useful english dictionary. 2012.

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