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Medical Definition of Risus sardonicus
1. Synonym: risus caninus. Origin: L. Risus, laughter, + sardonicus, fr. G. Sardanios, scornful, infl. By sardonios, Sardinian, ref. To effects of Strychnos nux-vomica, poisonous herb fr. Sardinia (05 Mar 2000)
Lexicographical Neighbors of Risus Sardonicus
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