noun
- Any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes.
- usage: "a diet high in protein"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). protein. Retrieved September 20, 2026, from http://smartdefine.org/protein/definitions/1248024 |
| Chicago | WordNet. 2010. "protein" http://smartdefine.org/protein/definitions/1248024 (accessed September 20, 2026). |
| Harvard | WordNet 2010, protein, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/protein/definitions/1248024>. |
| MLA | WordNet. "protein" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/protein/definitions/1248024> |