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English Dictionary - With Multi-Lingual Search Definitions protein noun  (context, nutrition) One of three major classes of food or source of food energy (4 kcal/gram) abundant in animal-derived foods (ie: meat) and some vegetables, such as legumes. see carbohydrate and fat for the other two major classes (biochemistry) A large, complex molecule composed of long chains of amino acids linked by a peptide bond Etymology: Suggested by w:Jíns Jakob Berzelius, Berzelius in a letter to w:Gerhardus Johannes Mulder, Mulder, from the "".      Full Definition of protein  Find:   Words Starting With:   Words Ending With:   Words Containing:   Words That Match:    Translate Into:    Dutch   French   German    Italian   Spanish     Show 51015202550 results per page. Enter your search terms Submit search form   Web www.allwords.com Browse the Dictionary A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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