Related Searches
Nearby Words
Related Questions
What is an antioxidant?
What is antioxidant?

antioxidant

 [an-tee-ok-si-duhnt, an-tahy-]   Origin

an·ti·ox·i·dant

   [an-tee-ok-si-duhnt, an-tahy-]
noun
1.
Chemistry. any substance that inhibits oxidation, as a substance that inhibits oxidative deterioration of gasoline, rubbers, plastics, soaps, etc.
2.
Biochemistry. an enzyme or other organic substance, as vitamin E or beta carotene, that is capable of counteracting the damaging effects of oxidation in animal tissues.
Antioxidant Superpower www.pomwonderful.com Get the Antioxidant Power of POM Wonderful. Learn More Today!
Ad
adjective
3.
Chemistry. of or pertaining to an antioxidant.

:10

:09

:08

:07

:06

:05

:04

:03

:02

:01

Antioxidant is always a great word to know.
So is asymmetric. Does it mean:
existing as free, uncombined atoms
having an unsymmetrical arrangement of atoms in a molecule, or noting a carbon atom bonded to four different atoms or groups
LEARN MORE UNUSUAL WORDS WITH WORD DYNAMO...
Origin:
1925–30; anti- + oxidant (oxid(ize) + -ant)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To antioxidant
Collins
World English Dictionary
antioxidant (ˌæntɪˈɒksɪdənt)
 
—n
1.  any substance that retards deterioration by oxidation, esp of fats, oils, foods, petroleum products, or rubber
2.  biology a substance, such as vitamin C, vitamin E, or beta carotene, that counteracts the damaging effects of oxidation in a living organism

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History

antioxidant
1934, from anti- + oxidant.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
antioxidant   (ān'tē-ŏk'sĭ-dənt, ān'tī-)  Pronunciation Key 
A chemical compound or substance that inhibits oxidation. Certain vitamins, such as vitamin E, are antioxidants and may protect body cells from damage caused by the oxidative effects of free radicals.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Partners:WordBloglinesCitysearchThe Daily BeastAsk AnswersAsk KidsLife123SendoriThesaurus
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
About Privacy Policy Terms of Use API Careers Advertise with Us Contact Us Help
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT
How many words do you know? FIND OUT