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bronchiectasis

Definition of bronchiectasis

noun

[mass noun] Medicine
  • abnormal widening of the bronchi or their branches, causing a risk of infection.

Origin:

late 19th century: from Greek bronkhia (denoting the branches of the main bronchi) + ektasis 'dilatation'

bronchiectasis in other Oxford dictionaries

Definition of bronchiectasis in the US English dictionary