ex·pec·to·rant (ĭk-spěk'tər-ənt) adj. Promoting or facilitating the secretion or expulsion of phlegm, mucus, or other matter from the respiratory tract. n. An expectorant medicine.
expectorant ex·pec·to·rant (ĭk-spěk'tər-ənt) adj. Promoting or facilitating the secretion or expulsion of phlegm, mucus, or other matter from the respiratory tract. n. An expectorant medicine.