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The coexistence of many possible gastric effects of tacos and other spicy and/or strange foods.
Those tacos are polyseismic. Sometimes they cause me massive diarrhea, while other times I notice little discomfort.

John: Let's get some lunch. Ethiopian?
Joe: Doesn't that stuff hurt your stomach?
John: Well, not always; Ethiopian cuisine is pretty polyseismic for me.
by j.amjed November 18, 2011
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