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diverticulum Line breaks: di|ver¦ticu|lum
Pronunciation: /ˌdʌɪvəˈtɪkjʊləm/

Definition of diverticulum in English:

noun (plural diverticula ˌdʌɪvəˈtɪkjʊlə)

1 Anatomy & Zoology A blind tube leading from a cavity or passage.
Example sentences
  • The dorsal diverticulum becomes the body and tail, and the ventral diverticulum becomes the head.
1.1 Medicine An abnormal sac or pouch formed at a weak point in the wall of the alimentary tract.
Example sentences
  • A urethral diverticula is usually identified as a distal bulge under the urethra.
  • Saccular diverticula of the laryngeal ventricle are often reported.
  • Bacterial colonization of the airways leads to further inflammation and the formation of diverticula in the bronchial tree.


Early 19th century: from medieval Latin, variant of Latin deverticulum 'byway', from devertere 'turn down or aside'.

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