Meaning & use
mucin
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A slippery glycoprotein that is the main component of mucus, produced by mucous membranes to lubricate and protect the body's surfaces.
See it in a sentence
Mucin in saliva helps food slide smoothly down the throat.
Researchers study mucin to understand how the gut lining resists bacterial invasion.
A note on using this word
A key ingredient in many skincare and cosmetic products, where it's valued for its moisture-retaining properties.
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