Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
ametropia
Amex
Amexica
Amexican
amfetamine
Amharic
Amherst
amiable
amianthus
amicable
amice
amicus curiae
amid
Amida
amide
amidol
amidships
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

amino acid

a·mi·no ac·id (plural a·mi·no ac·ids)


noun 
Definition:
 
constituent of protein: a compound belonging to a class that contains an amino group. Amino acids make up proteins and are important components of cells. Some can be synthesized by the body nonessential amino acids and others must be obtained through the diet essential amino acids.

Advertisement

© 2009 Microsoft