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tuberculosis

nounattested in dialogue

  • United Kingdom//tʃuːˌbɜː(ɹ)kjʊˈləʊsɪs//
  • United Kingdom//tjuːˌbɜː(ɹ)kjʊˈləʊsɪs//
  • Canada//tuˌbɝkjʊˈloʊsɪs//
  • Canada//tʊ-//

An infectious disease of humans and animals caused by a species of mycobacterium, usually Mycobacterium tuberculosis, mainly infecting the lungs where it causes tubercles characterized by the expectoration of mucus and sputum, fever, weight loss, and chest pain, and transmitted through inhalation or ingestion of bacteria.

noun

  1. 1

    An infectious disease of humans and animals caused by a species of mycobacterium, usually Mycobacterium tuberculosis, mainly infecting the lungs where it causes tubercles characterized by the expectoration of mucus and sputum, fever, weight loss, and chest pain, and transmitted through inhalation or ingestion of bacteria.

    With smallpox gone, tuberculosis is today the deadliest infectious disease on the planet.

Etymology

To international scientific vocabulary from New Latin tūberculōsis, from Latin tūberculum (diminutive of tūber (“lump”)) + Latin -ōsis (“diseased condition”); by surface analysis, tubercul(um) + -osis; named for the encapsulated colonies of Mycobacterium tuberculosis within the lungs in pulmonary tuberculosis, which can look like small tubers (tubercles) on gross pathology. The disease has existed throughout human experience and had other names for millennia before scientific medicine renamed it with a New Latin term in the mid-19th century (1840s); in English it was called consumption because of the wasting away that consumed health and seemed even to consume flesh in some cases (for example, causing fistulas and tissue breakdown).

Forms

plural
tuberculoses

tuberculosis · An infectious disease of humans and animals caused by a species of mycobacterium, usually Mycobacterium tuberculosis, mainly infecting the lungs…

tubes · The Internet.tuck · To pull or gather up (an item of fabric).Tuck · A surname.
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).