mucin definition

  • noun:
    • some of a group of glycoproteins discovered particularly in the secretions of mucous membranes.
    • any one of a number of glycoproteins found in mucus
    • See mucedin.
    • Any of a course of large molecular fat glycoproteins which are found in mucus, and present towards the second release its peculiar ropy personality. They truly are present all the secretions from mucous glands, as well as involving the fibers of connective structure, like in muscles. They form viscous solutions and offer to give lubrication for movement within human anatomy cavities, many defense of surfaces. See Illust. of Demilune.
    • A nitrogenous body present in all connective structure, therefore the primary constituent of mucus. It really is a glutinous compound, soluble in weak alkalis, not in water.
    • a nitrogenous substance present mucous secretions; a lubricant that shields human anatomy surfaces

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