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Medical Term:

horehound

Pronunciation: hor-hownd

Definition: Marrubium vulgare (family Labitae); bitter principle is marrubium, a volatile oil. A compound alleged to have expectorant properties and often found in cough drops and other patent medicines.

[O.E. har, hoary, + hune, herb]

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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