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|Noun||1.||mucous secretion - protective secretion of the mucus membranes; in the gut it lubricates the passage of food and protects the epithelial cells; in the nose and throat and lungs it can make it difficult for bacteria to penetrate the body through the epithelium|
secretion - a functionally specialized substance (especially one that is not a waste) released from a gland or cell
sputum, phlegm - expectorated matter; saliva mixed with discharges from the respiratory passages; in ancient and medieval physiology it was believed to cause sluggishness
snot - nasal mucus
booger - dried nasal mucus
leucorrhea, leukorrhea - discharge of white mucous material from the vagina; often an indication of infection
mucin - a nitrogenous substance found in mucous secretions; a lubricant that protects body surfaces
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