immune system

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immune system

The immune system fights off germs to keep the body healthy.

Definition

Noun: * The body's defense system: A complex network of cells, tissues, and organs that work together to protect the body from harmful foreign substances (like bacteria, viruses, and toxins) and pathogenic organisms by identifying and attacking them.

Examples of Usage
  • Noun:
    • A healthy immune system is essential for fighting off infections.
    • Vaccines work by training the immune system to recognize specific pathogens.
    • Chronic stress can weaken your immune system.
Advanced Usage
  • "to boost/support the immune system": To take actions or use substances intended to improve the function of the body's defenses.
    • Many people take vitamin C to boost their immune system during cold season.
  • "immune system response/reaction": The specific action taken by the immune system when it detects a threat.
    • The swelling and redness are signs of a normal immune system response to injury.
  • "immune system disorder": A condition where the immune system functions abnormally.
    • Allergies and autoimmune diseases are types of immune system disorders.
Variants and Related Words
  • Immune (adj): Protected against a particular disease, often because of the action of the immune system.
    • After recovering from the illness, she was immune to it.
  • Immunity (n): The state of being immune; resistance to a particular infection or toxin.
    • The vaccine provides long-term immunity against the virus.
  • Immunology (n): The branch of medicine and biology concerned with immunity and the immune system.
  • Immunodeficiency (n): A state where the immune system's ability to fight infectious disease is compromised or entirely absent.
  • Autoimmune (adj): Relating to a condition where the immune system mistakenly attacks the body's own cells.
Synonyms
  • Defense system
  • Biological defenses
  • Natural defenses
Related Phrases
  • Compromised immune system: An immune system that is weakened and does not function at full capacity.
    • Patients with a compromised immune system are more vulnerable to infections.
immune system

The immune system fights off germs to keep the body healthy.

Noun
  1. a system (including the thymus and bone marrow and lymphoid tissues) that protects the body from foreign substances and pathogenic organisms by producing the immune response