Search Result for "expectorant": 
Wordnet 3.0

NOUN (1)

1. a medicine promoting expectoration;
[syn: expectorant, expectorator]

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2 definitions retrieved:

The Collaborative International Dictionary of English v.0.48:

Expectorant \Ex*pec"to*rant\, a. [L. expectorans, p. pr. of expectorare to drive from the breast: cf. F. expectorant.] (Med.) Tending to facilitate expectoration or to promote discharges of mucus, etc., from the lungs or throat. -- n. An expectorant medicine. [1913 Webster]
WordNet (r) 3.0 (2006):

expectorant n 1: a medicine promoting expectoration [syn: expectorant, expectorator]