D defs.my
Entry 1 sense Webster, 1913

Expectorant

/ĭk-spĕk'-tẽr-ənt/ · Ex·pec·to·rant · IPA /ɪkspˈɛktərənt/
01 a. Tending to facilitate expectoration or to promote discharges of mucus, etc., from the lungs or throat.
  1. 1.
    Tending to facilitate expectoration or to promote discharges of mucus, etc., from the lungs or throat.(Med.)