Meaning & Definition of word "Mucus"

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    Mucus

    /ˈmjuː.kəs/

    noun:

    • 1. A slippery secretion produced by, and covering, mucous membranes.
      • Example: The mucus in our nasal passages helps trap dust and bacteria.
    • 2. The viscous fluid secreted by the mucous membranes.
      • Example: She had a cold and was constantly blowing her nose to clear the mucus.
    • 3. A protective or lubricating substances in the body.
      • Example: Mucus plays a crucial role in protecting the gut lining from digestive acids.
    • 4. A gelatinous substance found in some plants and animals.
      • Example: The mucus from the frog's skin helps it stay hydrated in its environment.

    Etymology

    From Latin 'mucus', meaning 'slime' or 'snot'.

    Common Phrases and Expressions

    mucus membrane:

    A membrane rich in mucous cells that lines body passages.

    mucus plug:

    A thick collection of mucus that can block openings in the body.

    Related Words

    nasal:

    Related to the nose, particularly concerning mucus production.

    bronchial:

    Pertaining to the bronchi, relating to mucus that can accumulate in the lungs.

    Slang Meanings of mucus

    Meaning: Snot

    Example Sentence: I just blew my nose and got a bunch of snot out.

    Meaning: Gook

    Example Sentence: There was gook all over the kid's face from his runny nose.