Cambridge Dictionary +Plus See more. Learn more. Whey protein has been a favorite supplement among gym goers for a long time and is still a go-to source of smoothie protein in the wellness world. 36 synonyms of degradation from the Merriam-Webster Thesaurus, plus 53 related words, definitions, and antonyms. Find another word for degradation. Find similar words and phrases with our powerful synonym search engine. Protein synthesis definition, the process by which amino acids are linearly arranged into proteins through the involvement of ribosomal RNA, transfer RNA, messenger RNA, and various enzymes. protein definition: 1. one of the many substances found in food such as meat, cheese, fish, or eggs, that is necessary….