Definition of tuberculosis noun from the Oxford Advanced Learner's Dictionary

 

tuberculosis

 noun
noun
BrE BrE//tjuːˌbɜːkjuˈləʊsɪs//
 
; NAmE NAmE//tuːˌbɜːrkjəˈloʊsɪs//
 
[uncountable](abbreviation TB) Ailments and diseases
 
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a serious infectious disease in which swellings appear on the lungs and other parts of the body See related entries: Ailments and diseases Word Origin mid 19th cent.: modern Latin, from Latin tuberculum (diminutive of tuber ‘hump, swelling’) + -osis.
See the Oxford Advanced American Dictionary entry: tuberculosis