1
Stage 1 of 4
pad-zahr
Persian · medieval
"counter-poison"
compound of pad, "protecting," and zahr, "poison"
2
Stage 2 of 4
bazahr
Arabic · medieval
"antidote stone"
passed the remedy and its name into Arabic medicine
3
Stage 3 of 4
bezoar
Medieval Latin · medieval
"stone antidote against poison"
entered European pharmacology through translated Arabic medical texts
4
Stage 4 of 4
bezoar
English · 1540s
"stomach stone antidote"
later applied to hard masses found in animal stomachs believed to neutralize poison
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