Library / English Dictionary

VITAMIN

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Any of a group of organic substances essential in small quantities to normal metabolism

Classified under:

Nouns denoting substances

Hypernyms ("vitamin" is a kind of...):

aliment; alimentation; nourishment; nutriment; nutrition; sustenance; victuals (a source of materials to nourish the body)

Hyponyms (each of the following is a kind of "vitamin"):

fat-soluble vitamin (any vitamin that is soluble in fats)

water-soluble vitamin (any vitamin that is soluble in water)

Holonyms ("vitamin" is a substance of...):

multivitamin; multivitamin pill (a pill or tablet containing several vitamins)

Derivation:

vitaminize (add vitamins as a supplement)

Credits

 Context examples: 

This allele, which encodes methionine synthase reductase protein, is involved in both B vitamin metabolism and methionine synthesis.

(MTRR wt Allele, NCI Thesaurus)

Folate, an essential B vitamin, reduces the fetus’ risk for neural tube defects, which are malformations affecting the brain, spine and spinal cord.

(Proper maternal folate level may reduce child obesity risk, NIH)

This protein plays a role in vitamin metabolism.

(Methylmalonic Aciduria and Homocystinuria Type D Protein, Mitochondrial, NCI Thesaurus)

This protein plays a role in both methionine biosynthesis and B vitamin metabolism.

(Methionine Synthase Reductase, NCI Thesaurus)

A relative measurement (ratio or percentage) of alpha-tocopherol to the total vitamin E in a biological specimen.

(Alpha Tocopherol to Vitamin E Ratio Measurement, NCI Thesaurus/CDISC)

The determination of the ratio of alpha-tocopherol compared with the total vitamin E in a sample.

(Alpha Tocopherol to Vitamin E Ratio Measurement, NCI Thesaurus)

Alpha-lipoic acid acts as a free radical scavenger and assists in repairing oxidative damage and regenerates endogenous antioxidants, including vitamins C and E and glutathione.

(Alpha-lipoic acid, NCI Thesaurus)

Include over-the-counter medicines, vitamins, and supplements and herbs.

(Medication Errors, Centers for Disease Control and Prevention)

A nutrient in the vitamin B complex that the body needs in small amounts to function and stay healthy.

(Aminobenzoic acid, NCI Dictionary)

It is usually caused by vitamin B12 or folic acid deficiency.

(Megaloblastic Anemia, NCI Thesaurus)