hydrogenate

[hahy-druh-juh-neyt, hahy-droj-uh-]
verb (used with object), hydrogenated, hydrogenating.
to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).


Origin:
1800–10; hydrogen + -ate1

hydrogenation, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
hydrogenate, hydrogenize or hydrogenise (ˈhaɪdrədʒɪˌneɪt, haɪˈdrɒdʒɪˌneɪt)
 
vb
to undergo or cause to undergo a reaction with hydrogen: to hydrogenate ethylene
 
hydrogenize, hydrogenize or hydrogenise
 
vb
 
hydrogenise, hydrogenize or hydrogenise
 
vb
 
hydrogen'ation, hydrogenize or hydrogenise
 
n
 
hydrogeni'zation, hydrogenize or hydrogenise
 
n
 
hydrogeni'sation, hydrogenize or hydrogenise
 
n
 
'hydrogenator, hydrogenize or hydrogenise
 
n

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American Heritage
Science Dictionary
hydrogenate   (hī'drə-jə-nāt', hī-drŏj'ə-nāt')  Pronunciation Key 
  1. To treat or combine chemically an unsaturated compound with hydrogen. Liquid vegetable oils are often hydrogenated to turn them into solids.

  2. To turn coal into oil by combining its carbon with hydrogen to form hydrocarbons.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
If the oleic fatty acid is increased in soybean oil, stability is increased and the need to hydrogenate the oil is reduced.
Manufacturers partially hydrogenate these fatty acids to make them solids at room temperature.
Attempts to use a second catalyst to simultaneously hydrogenate the aldehyde as it was formed had limited success.
The purpose of the hydrogen is to hydrogenate unsaturated compounds to prevent polymerization.
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