from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various fat-soluble or water-soluble organic substances essential in minute amounts for normal growth and activity of the body and obtained naturally from plant and animal foods.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of a specific group of organic compounds essential in small quantities for healthy human growth, metabolism, development, and body function; found in minute amounts in plant and animal foods or sometimes produced synthetically; deficiencies of specific vitamins produce specific disorders.
from the GNU version of the Collaborative International Dictionary of English
- n. any of several organic chemical substances not synthesized by an animal and required in small quantities for normal metabolism, present in and obtained from the natural foods eaten by the animal. Human vitamins are also produced synthetically, and taken in pure form or in mixtures, as dietary supplements. Deficiencies of specific vitamins lead to certain specific disorders, such as scurvy, caused by an insufficiency of vitamin C (ascorbic acid).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of a group of organic substances essential in small quantities to normal metabolism
The name of the vitamin comes from the Greek word pantos, meaning "everywhere."
The term vitamin D applies to several members of a group of steroid prohormone molecules.
The term vitamin derives from experiments conducted early in this century, which indicated that proper nutrition was dependent upon introduction of one or several vital nitrogen-containing amines into the diet.
The term vitamin is derived from the words vital and amine, because vitamins are required for life and were …
Ascorbic acid is a name for what we call vitamin C
If children are deficient in vitamin D and are not adequately supplemented, they can develop rickets.
Both chiles and lime are high in vitamin C, especially important during the winter months.
Applying a less strict, higher cutoff, two-thirds of children that age, including 90% of black kids and 80% of Hispanics, are deficient in vitamin D.
High in vitamin C and fiber, you can never go wrong with an apple of any variety.
Berries, cherries and citrus, all rich in vitamin C and other cancer-fighting compounds.