Mucus

usgb/ˈmjuːkəs/
noun

A sticky substance that your body makes in the nose and lungs to protect those areas.

When you have a cold, your body produces more mucus
Visual representation of "mucus" - A sticky substance that your body makes in the nose and lungs to protect those areas

Often appears as...

  • blow out mucus
  • thick mucus
Definition 1 of 1
Visual representation of "mucus"
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Body Defense

Mucus serves as a protective barrier against dirt and germs in respiratory pathways.

Illustration for Body Defense
During allergy season, my nasal passages produce more mucus to trap pollen.
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Color Indicators

The color of mucus can indicate health status; clear is normal, yellow or green may suggest infection.

Illustration for Color Indicators
The doctor asked about the color of my mucus to check for signs of infection.
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Context Matters

While 'mucus' is a medical term, it's commonly used in everyday language when discussing illness.

Illustration for Context Matters
I've been coughing up a lot of mucus; I think I'm getting a cold.
Visual representation of the word "Mucus"

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