One entry found for protein.

Main Entry: pro·tein
Pronunciation: pr-tn, prt--n
Function: noun
: any of numerous substances that consist of chains of amino acids, contain the elements carbon, hydrogen, nitrogen, oxygen, and often sulfur, include many compounds (as enzymes and hormones) essential for life, and are supplied by various foods (as meat, milk, eggs, nuts, and beans)
- pro·tein·aceous /prt-n--shs, pr-tn-, prt--n-/ adjective