Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
visual aid
visual arts
visual binary
visual evoked responses
visual field
visual-motor coordination
visual purple
visualize
visually impaired
visuomotor
vita
vital
vital capacity
vital force
vital signs
vital staining
vital statistics
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

vitamin A

vi·ta·min A or vi·ta·min A1


noun 
Definition:
 
vitamin in vegetables and dairy products: a fat-soluble vitamin found in some vegetables, fish, milk, and eggs, important for vision. Vitamin A is important to the health of the outer layer of cells in the skin and organs. A deficiency leads to roughening of the skin and night blindness.

Advertisement

© 2009 Microsoft