American Heritage Dictionary
(1)
Century Dictionary
GNU Webster's 1913
(1)
WordNet
(1)
Elsewhere on the web
Iron, thiamine, and niacin are added to the rice after it's milled white.— Delta Farm Press RSS Feed
Hubbard also states that the dose of niacin, which is given initially at 100mg a day, should be steadily increased.— Planet Atheism
It is an active form of the vitamin niacin which helps in many body reactions and is especially important in the metabolism of glucose, amino acids, and fatty acids.— MyLinkVault Newest Links
One of those activators, niacin, a B-complex vitamin, led to his discovery of the relationship between butyrate and GPR109A.— Medindia Health News
The term "niacin," often used interchangeably with the term "vitamin B3," is a non-chemical term that can actually refer to several different forms of the vitamin.— The World's Healthiest Foods

American Heritage Dictionary (1)
Bubble size: how much this word was used in a year
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You can expect to see this word about once a month.
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