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RUCTATION

Volume 3 · 61 words · 1771 Edition

a ventosity arising from indigestion, and discharging itself at the mouth with a very disagreeable noise.

RUBBECKIA, in botany, a genus of the syngenesia polygamia fruticosa clas. The receptacle is conical and paleaceous: the pappus has four teeth on its edge; and the calyx consists of a double row of scales. There are six species, none of them natives of Britain.