vitamin
noun
vi·ta·min
| \ ˈvī-tə-mən
, British usually ˈvi-\
, British usually ˈvi-\
Definition of vitamin
: any of various organic substances that are essential in minute quantities to the nutrition of most animals and some plants, act especially as coenzymes and precursors of coenzymes in the regulation of metabolic processes but do not provide energy or serve as building units, and are present in natural foodstuffs or sometimes produced within the body
Examples of vitamin in a Sentence
This cereal contains essential vitamins and minerals.
Did you remember to take your vitamin?
Recent Examples on the Web
Subscription supplement company Persona creates daily vitamin packs based on your lifestyle, health, and nutritional needs. — The Good Housekeeping Institute, Good Housekeeping, "GH Tested: Persona Nutrition," 21 Aug. 2019 McKinnon, who has also memorably portrayed Hillary Clinton, Angela Merkel and other pols on the late-night show, plays RBG as a defiant, vitamin-huffing roadblock to President Trump. — Washington Post, "Ruth Bader Ginsburg met Kate McKinnon, her SNL doppelganger, at a musical," 15 Aug. 2019 While vitamin devotees might feel betrayed, medical professionals are less surprised. — Nicole Blackwood, chicagotribune.com, "Vitamin devotees should shift their loyalty to lifestyle changes, experts say," 23 July 2019 Shrimp is also an excellent umami, protein-rich food with loads of vitamin D, vitamin B3, and zinc. — Mareya Ibrahim, NBC News, "These shrimp skewers with chimichurri are the ultimate 'cook once, eat twice' recipe," 29 June 2019 And that’s why people go and get these IV vitamin therapies instead of chemo. — Eric Johnson, Recode, "The internet’s favorite Goop critic Dr. Jen Gunter says ‘medical conspiracy theories’ are running amok online," 20 Aug. 2018 Some medications interfere with vitamin absorption too. — Katie Parsons, OrlandoSentinel.com, "Many people lack Vitamin D — even in the Sunshine State," 3 May 2018 Instead Matlock argues that the best diet moving forward just might involve algae, which are not only packed with twice as much protein as meat, plus vitamins and minerals, but can be grown in nonpotable water. — Shannon Hall, Scientific American, "These Plants Can Replace Meat—but Will Doing So Help the Environment?," 8 Aug. 2019 And the psychological benefits of food join a host of positive physical effects: the potential lifesaving properties of fiber, antioxidants, and vitamins in fighting chronic diseases. — Michelle Stacey, Allure, "The "Food as Medicine" Doctrine Hurts More Than It Helps," 8 Aug. 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vitamin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for vitamin
vitamin
noun
English Language Learners Definition of vitamin
: a natural substance that is usually found in foods and that helps your body to be healthy
: a pill containing vitamins
See the full definition for vitamin in the English Language Learners Dictionary
vitamin
noun
vi·ta·min
| \ ˈvī-tə-mən
\
\
Kids Definition of vitamin
: any of a group of substances that are found naturally in many foods, are necessary in small quantities for good health and normal development and functioning, and are designated by a capital letter and sometimes a number
vitamin B6 vitamin C
vitamin
noun
vi·ta·min
| \ ˈvīt-ə-mən, British also ˈvit-
\
\
Medical Definition of vitamin
: any of various organic substances that are essential in minute quantities to the nutrition of most animals and some plants, act especially as coenzymes and precursors of coenzymes in the regulation of metabolic processes but do not provide energy or serve as building units, and are present in natural foodstuffs or are sometimes produced within the body
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