noun (n)

• a swelling that is the characteristic lesion of tuberculosis(noun.state)

  source: wordnet30
• small rounded wartlike protuberance on a plant(noun.plant)

  Synonym:
  nodule
  

  source: wordnet30
• a protuberance on a bone especially for attachment of a muscle or ligament(noun.body)

  Synonym:
  eminence, tuberosity
  

  source: wordnet30
• A small knoblike prominence or excrescence, whether natural or morbid; as, a tubercle on a plant; a tubercle on a bone; the tubercles appearing on the body in leprosy.(noun)

  source: webster1913