tubercle

/ˈtuːbərkəl/
noun
  1. A small rounded bump or swelling on a plant, animal, or bone.
    • The fossil had tiny tubercles along the spine of the ancient reptile.
    • Each tubercle on the cactus stem helps it store water in dry conditions.
    • The doctor noticed a small tubercle on the patient's rib in the X-ray.
  2. A small, firm nodule in an organ or tissue, especially one caused by tuberculosis.
    • The autopsy revealed a tubercle in the lung that indicated an old infection.
    • Tubercles can form in the lymph nodes as the body tries to contain the bacteria.
    • Early detection of a tubercle in the kidney can prevent further damage.
What does "tubercle" mean? | whatsthatwordmean | whatsthatwordmean