Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- transitive verb To combine with or subject to the action of hydrogen, especially to combine (an unsaturated oil) with hydrogen to produce a solid fat.
from The Century Dictionary.
- To cause to combine with hydrogen; hydrogenize.
from the GNU version of the Collaborative International Dictionary of English.
- transitive verb (Chem.) To hydrogenize.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- verb chemistry (
transitive ) totreat something, orreact something, withhydrogen ; especially to react anunsaturated fat with hydrogen, in the presence of anickel catalyst , to produce a hardersaturated fat
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- verb combine or treat with or expose to hydrogen; add hydrogen to the molecule of (an unsaturated organic compound)
Etymologies
Sorry, no etymologies found.
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Examples
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Sabatier was given the prize for developing a method to hydrogenate organic compounds in the presence of metallic catalysts.
The Nobel Prize in Chemistry: The Development of Modern Chemistry
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Industrial food processing has discovered a more efficient way to prolong shelf life of products: hydrogenate the fatty acids, destroying the EFAs.
Leo Galland, M.D.: Frankenfats: How the Food Industry Created a Monster
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And so you can hydrogenate oils without producing trans fats.
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I won't bore you with the chemistry, but the trans forms of fats are lower in energy and are thermodynamically favored when and if the fat molecules rearrange, so it is a challenge to hydrogenate oils without having them do this.
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When William Procter and James Gamble started the company Procter & Gamble, they hired chemist E. C. Kayser and developed the process to hydrogenate cottonseed oil, which ensures the shortening remains solid at normal storage temperatures.
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Thus, nickel appeared to us to possess a remarkable capacity to hydrogenate ethylene without itself being visibly modified, i.e. by acting as a catalyst.
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Mike Russell gleefully puts it, 'The purpose of life is to hydrogenate carbon dioxide.'
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But because soybean oil spoiled when heated, producers had to hydrogenate the oil to keep it stable, thus creating trans fats.
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But because soybean oil spoiled when heated, producers had to hydrogenate the oil to keep it stable, thus creating trans fats.
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Mike Russell gleefully puts it, 'The purpose of life is to hydrogenate carbon dioxide.'
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