expectorant
n.
in medicine, 1782, from Latin expectorantem (nominative expectorans), present participle of expectorare (see expectorate). From 1811 as an adjective.
| 词汇 | expectorant | 
| 词根词缀 | Online Etymology Dictionary expectorant n. in medicine, 1782, from Latin expectorantem (nominative expectorans), present participle of expectorare (see expectorate). From 1811 as an adjective. | 
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