protein

noun

(nutrition, uncountable) One of three major classes of food or source of food energy (4 kcal/gram) abundant in animal-derived foods (meat) and some vegetables, such as legumes.

(nutrition, countable) A food rich in protein, often a meat or meat substitute.

(biochemistry, countable) Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.

Roots

protosprot- · Greek · first

Synonyms for protein

chromoprotein prolaminen phosphoproteinn proteose glycoproteinn nucleoproteinn fibroin globinn lactalbuminn peptiden histonen globulinn

Synonyms & related words for protein

Find synonyms, related words, and the definition of protein — including chromoprotein, prolamine, phosphoprotein, proteose, glycoprotein, nucleoprotein. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to protein

Explore words related to protein — words associated with it, words that go with it, and its nearest matches in meaning. Related words include nonprotein, mucoprotein, metaprotein, lactoprotein, ovovitellin, vitellin, conchiolin, glutelin. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for protein

Common synonyms for protein include chromoprotein, prolamine, phosphoprotein, proteose, glycoprotein, nucleoprotein, fibroin, globin — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does protein come from?

The word protein breaks down into one root of Greek origin: the root prot-, from Greek protos (“first”). Explore each root to see other English words built from the same source.