An emetocathartic alkaloid, of uncertain composition, obtained from violets(noun)
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Use "violine" in a sentence
"The roots of nearly all the species of this genus possess a nutritive and an emetic principle, called violine, allied to that of ipecacuanha, but more uncertain in its operation."
"At least, he is 54 of age, lawyer, travelling back to Guilin, has a girlfriend, no kids, and loves classical music (violine and piano)."