Definition of expectorant in English:

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expectorant

Pronunciation: /ikˈspekt(ə)rənt/

noun

A medicine that promotes the secretion of sputum by the air passages, used especially to treat coughs.
Example sentences
  • Despite its broad use in the treatment of cough, multiple studies have found inconsistent results supporting the effectiveness of guaifenesin as an expectorant or cough suppressant.
  • Some combine a full range of cold fighters: nasal decongestants, cough suppressants, and expectorants that loosen mucus.
  • Medically, basil has been used as a sedative, an expectorant, and a laxative but it is not used much in herbal preparations today.

Origin

Mid 18th century: from Latin expectorant- 'expelling from the chest', from the verb expectorare (see expectorate).

For editors and proofreaders

Syllabification: ex·pec·to·rant

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